Write the slope-intercept form of the equation of the line described.

through: (-4, -1), parallel to y =
-1/2x-2

Answers

Answer 1

Answer:

y = - [tex]\frac{1}{2}[/tex] x - 3

Step-by-step explanation:

the equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

y = - [tex]\frac{1}{2}[/tex] x - 2 ← is in slope- intercept form

with slope m = - [tex]\frac{1}{2}[/tex]

• Parallel lines have equal slopes , then

y = - [tex]\frac{1}{2}[/tex] x + c ← is the partial equation

to find c substitute (- 4, - 1 ) into the partial equation

- 1 = - [tex]\frac{1}{2}[/tex] (- 4) + c = 2 + c ( subtract 2 from both sides )

- 3 = c

y = - [tex]\frac{1}{2}[/tex] x - 3 ← equation of parallel line


Related Questions

Mitchelle and Angela won R18000 in a competition and they decided share the money in the ratio 2:3how much will each get​

Answers

Mitchelle will receive R7200 and Angela will receive R10800.

How to find the value of one part by dividing the total amount won by the total number of parts?

To determine how much Mitchelle and Angela will each receive in the ratio of 2:3, we need to first find the total number of parts in the ratio, which is 2 + 3 = 5.

Value of one part = R18000 ÷ 5 = R3600

Therefore, one part of the ratio 2:3 is equal to R3600.

How to find out how much Mitchelle and Angela will each receive?

we can multiply their respective parts by the value of one part:

• Mitchelle's share = 2 parts × R3600 per part = R7200

• Angela's share = 3 parts × R3600 per part = R10800

Therefore, Mitchelle will receive R7200 and Angela will receive R10800.

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the order is for 35 mg of zantac iv now. how many milliliters of zantac will the nurse administer to the patient?: enter only the numeral (not the unit of measurement) in your answer.

Answers

Numeric (continuous) variable: the amount of zantac in milliliters that the nurse will administer.A millilitre is a unit of capacity measurement. It is one thousandth of a litre in size. In other words, a one-liter container may hold  [tex]1,000[/tex] millilitres.

What zantac will the nurse administer to the patient?

A millilitre is a more manageable unit of measurement for liquid volume or capacity in the metric system. It is used to measure smaller amounts of liquid and is equal to one thousandth of a litre (1 litre = 1000 millilitres).

To calculate how many millilitres of Zantac will the nurse administer to the patient, you need to know the concentration of Zantac in the dosage form and the prescribed dose for the patient.

For example, if the patient is prescribed 150 mg of oral Zantac twice daily and has a bottle of syrup that contains 15 mg/mL of ranitidine, then the nurse will administer [tex]10 mL (150 mg / 15 mg/mL)[/tex]  of syrup per dose.

Therefore, If the patient is prescribed 50 mg of intravenous Zantac every 8 hours and has a vial of solution that contains 25 mg/mL of ranitidine, then the nurse will administer 2 mL (50 mg / 25 mg/mL) of solution per dose.

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An angle measures 62° more than the measure of its complementary angle. What is the measure of each angle?

Answers

Answer:

one angle measures 76°, and
its complementary angle measures 90° - 76° = 14°.

Step by step explanation:

Two angles are complementary if the sum of their measures is 90°. Let x be the measure of one angle, then the measure of its complementary angle is 90° - x.

The problem states that one angle measures 62° more than the measure of its complementary angle, so we can set up the following equation:

x = (90° - x) + 62°

Simplifying and solving for x:

x = 90° - x + 62°
2x = 152°
x = 76°

Therefore, one angle measures 76°, and
its complementary angle measures 90° - 76° = 14°.

Which of these is a pythagorean triple?
Responses

9, 40, 41


7, 26, 89


1, 2, 3


36, 48, 62

Answers

Answer:

The first one

Step-by-step explanation:

Use the pythagoras theorem=a ^2+b^2 =c^2

Use a is 9 b is 40 because the largest value is always the hypotenuse and the hypotenuse is always c.

so you do 9 squared add 40 squared to find c squared.

Square root the answer and you get 41 so it is a pythagoras triple

Work out m and c for the line: y = 5 − x

Answers

Answer:

m = -1, c = 5

Step-by-step explanation:

Provided in the attachment.

Luis models a can of ground coffee as a right cylinder. He measures its height as 51/1
3
in and its radius as in. Find the volume of the can in cubic inches. Round your
4
answer to the nearest tenth if necessary.

Answers

Answer:

Step-by-step explanation:

Answer: I can’t find it please help

Step-by-step explanation:

A student solved the equation extraneous? Explain. 5/x-4 = x/x-4 and got 4 and 5 as solutions. Which, if either, of these is extraneous? Explain.

Answers

Therefore , the solution of the given problem of equation comes out to be  x = 5 is a correct answer to the problem.

What is equation?

Complex algorithms frequently employ variable words to demonstrate coherence between two opposing assertions. Equations are academic expressions that are used to demonstrate the equality of different academic figures. In this instance, normalization results in a + 7 rather than a separate algorithm who divides 12 onto two separate components and is able to evaluate data obtained from x + 7.

Here,

We can begin by making the provided equation simpler:

=> 5/(x - 4) = x/(x - 4)

=> 5 = x

Consequently, x = 5 is the answer to the problem.

The result of adding x = 4 to the initial equation is:

=> 5/(4 - 4) = 4/(4 - 4)

That amounts to:

=> 5/0 = 4/0

However, since division by zero is undefinable, the answer x = 4 is superfluous and does not satisfy the equation.

The result of the initial equation with x = 5 is:

=> 5/(5 - 4) = 5/(5 - 4)

That amounts to:

=> 5/1 = 5/1

As a result, x = 5 is a correct answer to the problem.

In conclusion, only one of the solutions -x = 5 is correct, and the other

-x = 4 is unnecessary because it results in a divide by zero.

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Which of the following statements are true? Select all that apply. The correlation coefficient, r , is equal to the number of data points that lie on the regression line divided by the total number of data points. The correlation coefficient gives us information about the number of outliers compared to the number of data points. The correlation coefficient is a unitless number and must always lie between –1.0 and +1.0, inclusive. The correlation coefficient, r , gives us information about the strength and direction of a linear relationship between any two variables. If r is the correlation between two variables x and y then -r is the correlation between y and x . The larger r is in absolute value, the stronger the relationship is between the two variables.

Answers

The correlation coefficient measures the linear relationship between two variables, meaning that it assumes that the relationship between the two variables can be described by a straight line.  Thus option C, D, E, F is correct.

What is the correlation coefficient?

The following statements are true:

The correlation coefficient is a unitless number and must always lie between –1.0 and +1.0, inclusive.

The correlation coefficient, r, gives us information about the strength and direction of a linear relationship between any two variables.

If r is the correlation between two variables x and y then -r is the correlation between y and x.

The larger r is in absolute value, the stronger the relationship is between the two variables.

The statement "The correlation coefficient gives us information about the number of outliers compared to the number of data points" is false.

The statement "The correlation coefficient, r, is equal to the number of data points that lie on the regression line divided by the total number of data points" is also false.

Therefore, The larger r is in absolute value, the stronger the relationship is between the two variables.

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the value of a boat is 21 200. it loses 6 of its value every year. find the approximate monthly percent decrease in value.

Answers

The approximate monthly percent decrease in value of the boat is 0.5%.

The given value of a boat is 21 200, and it loses 6% of its value every year. We are to find the approximate monthly percent decrease in value.

The given information is as follows: The value of a boat = $21,200The percentage decrease in value = 6%We are to find the approximate monthly percent decrease in value. Annual decrease in value of a boat is 6% of $21,200= $1,272Monthly decrease in value of a boat will be 1/12 of the annual decrease = $1,272/12≈ $106Thus, the approximate monthly percent decrease in value of the boat will be

[tex]$\frac{106}{21,200}*100\%=0.5\%$[/tex]

Therefore, the approximate monthly percent decrease in value of the boat is 0.5%.

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Your question is incomplete, but probably the complete question is :

The value of a boat is $21,200. It loses 6% of its value every year. Find the approximate monthly percent decrease in value. Round your answer to the nearest hundredth of a percent.

answer for this algebra question (2⋅3) 2 −5 2 =

Answers

Answer:

First, we evaluate the expression inside the parentheses: 2⋅3 = 6.

Next, we evaluate the exponent: 6² = 36.

Finally, we subtract 5² = 25 from 36: 36 - 25 = 11.

Therefore, the value of the expression (2⋅3)² − 5² is 11.

The sum of two numbers is 25, and the larger is 3 less than three times the smaller. What is the number?

Answers

The smaller number is 5.5 and the larger number is 15.5.

Let's start by assigning variables to the two unknown numbers. Let x be the smaller number and y be the larger number.

From the problem statement, we know that:

x + y = 25 (the sum of the two numbers is 25)

y = 3x - 3 (the larger number is 3 less than three times the smaller)

We can use the second equation to solve for y in terms of x, by adding 3 to both sides:

y + 3 = 3x

Then, we can substitute this expression for y into the first equation:

x + (y + 3) = 25

Substituting y + 3 with 3x, we get:

x + 3x = 22

Combining like terms, we get:

4x = 22

Finally, we solve for x by dividing both sides by 4:

x = 5.5

Now that we know x, we can use the equation y = 3x - 3 to find y:

y = 3(5.5) - 3 = 15.5

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Select the true statements. Select the two correct answers. A. 1 . 01 < 0 . 99 1 . 01 < 0 . 99 B. 4 . 5 = 4 . 50 4 . 5 = 4 . 50 C. 3 . 5 < 3 . 39 3 . 5 < 3 . 39 D. 1 . 51 > 1 . 15 1 . 51 > 1 . 15 E. 2 . 09 = 2 . 9

Answers

The true statements are:

B. 4.5 = 4.50 (both sides are equal to 4.5, with the same number of significant figures)

D. 1.51 > 1.15 (1.51 is greater than 1.15)

What is system of inequalities ?

A system of inequalities is a set of two or more inequalities with one or more variables. The solution to a system of inequalities is the set of all possible values of the variables that satisfy all the inequalities in the system simultaneously. In other words, it is the intersection of the solution sets of each individual inequality in the system.

According to the question:
The two correct statements are B and D.

B is true because trailing zeros after a decimal point do not change the value of a number, so 4.5 is equal to 4.50.

D is true because 1.51 is greater than 1.15, as the digits to the right of the decimal point represent fractions of a whole number, so 0.51 is greater than 0.15.

A is false because 1.01 is greater than 0.99.

C is false because 3.5 is greater than 3.39.

E is false because 2.09 is not equal to 2.9.

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A child earns $2 per completed household chore and an additional $12 per month if the child completes all the chores on the chore list. If the child completed the entire chore list last month and earned a total of $44, which statement is true?

Answers

Hence, C) The child performed every task on the list last month is the right answer.

what is unitary method ?

Mathematicians utilize the unitary approach as a tool for solving proportionality-related problems. Given certain known values, it entails applying ratios and proportions to find unknown quantities. According to the unitary technique, if two quantities are connected to one another in a particular way, we can determine the value of one quantity by knowing the value of the other. This is accomplished by first determining the unit value of the given quantity, which is then multiplied or divided to yield the desired value.

given

Let's name the quantity of housework the youngster performed "x".

The total earnings can be expressed by the equation below, where the child earns an additional $12 if they finish all the chores on the chore list:

Total income = 2x plus 12

We are informed that the child accomplished all of the chores on the list for the previous month and earned $44. We may set this equal to 44 and find x by using the equation above:

2x + 12 = 44

2x = 32

x = 16

The kid finished 16 housework tasks last month.

Now that we know which of the following is true:

A) The youngster finished ten domestic duties.

This is untrue, since we determined that the child accomplished 16 domestic duties.

A) The youngster received $4 for finishing all the tasks on the list.

This is untrue because the child receives $12 for finishing the chores on the list.

B) Last month, the youngster finished all of the chores on the list.

This is accurate because we were told the child accomplished every task on the list and discovered that there were 16 in all.

Hence, C) The child performed every task on the list last month is the right answer.

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which is bigger 4.03 or 4.01

Answers

Answer:

4.03

Step-by-step explanation:

Last year, 89 musicians attended a jazz camp, and 15 of them were bassists. What is the experimental probability that the first musician to sign up will be a bassist?

Answers

There is a roughly 16.85% chance that a bassist will be the first musician to register for the jazz camp.

What is experimental probability?

Experimental probability is a type of probability that is based on actual observations or experiments. It is also called empirical probability

According to question:

The ratio of the frequency of an occurrence to the total number of trials or observations is known as the experimental probability. In this case, the event is the first musician to sign up being a bassist.

Since there were 15 bassists out of 89 musicians who attended the camp last year, the experimental probability of the first musician to sign up being a bassist is:

Experimental probability = Number of bassists / Total number of musicians

Experimental probability = 15 / 89

Experimental probability = 0.1685 or approximately 16.85%

As a result, there is a roughly 16.85% chance that a bassist will be the first musician to register for the jazz camp.

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Corey spies a bald eagle in a tall tree. He was able to measure the angle of elevation to the bird from where he stands at 62°. The leaves on the tree make it difficult for Corey to watch the bird, so he moves 10 feet further away from the tree to get a better view. Now his angle of elevation is 56°.

What is the height of the tree? Round your answer to the nearest foot.

pls help

Answers

The height of the tree is approximately 76 feet.

What is the angle of elevation?

The angle of elevation is the angle created between the line of sight and the horizontal. The angle created is an angle of elevation if the line of sight is upward from the horizontal line.

We can use tangent to set up the following two equations based on the given angles of elevation:

tan(62°) = h/x

tan(56°) = h/(x+10)

We can rearrange the first equation to solve for "h":

h = x * tan(62°)

tan(56°) = (x * tan(62°)) / (x+10)

We can solve for "x" by multiplying both sides by (x+10) and rearranging:

x = 10 * (tan(62°) - tan(56°)))

Now we can substitute this value for "x" into either of the two equations we set up earlier to find the height of the tree "h". Using the first equation, we get:

h = x * tan(62°) ≈ 76 feet

Therefore, the height of the tree is approximately 76 feet.

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Luca owns a food truck called The Muffin Man, and this week, he is making a specialty flavor by adding cheddar cheese and hot peppers to corn muffin mix. The mix comes in a box shaped like a rectangular prism with a volume of 60 cubic inches. The box has a length of 5 inches and a height of 8 inches

Answers

The width of the rectangular prism box is 1.5 inches if the length of the box is 5 inches and the height of the box is 8 inches.

The volume of a rectangular prism = 60 cubic inches.

The length of the box = 5 inches

The height of the box = 8 inches

To calculate the width of the rectangular prism, we can use the formula for volume:

Volume = length * width * height

Mathematically,

V = l*w*h

60 = 5w * 8

w = 60 / (5 * 8)

w = 1.5 inches

Therefore we can conclude that the width of the rectangular prism box is 1.5 inches.

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Does 3 divided by 8 = 3/8

Answers

3 divided bye 8=0.375

Answer:

yes

Step-by-step explanation:

The answer to 3 divided by 8 can also be written as a mixed fraction as follows: 0 3/8 Note that the numerator in the fraction above is the remainder and the denominator is the divisor.

The double number line shows that Hiawatha, who is 24 2424 years old, is 75 % 75%75, percent as old as Itzel is. A double number line with 2 tick marks. The line labeled Age, years, reads from left to right: 0, 24. The line labeled Percentage, reads from left to right: 0 percent, 75 percent. A double number line with 2 tick marks. The line labeled Age, years, reads from left to right: 0, 24. The line labeled Percentage, reads from left to right: 0 percent, 75 percent. Complete the table to show different percentages of Itzel's age.

Answers

The double number line shows that Hiawatha is 75% as old as Itzel. This means that Hiawatha's age is 75% of Itzel's age. If we let Itzel's age be x, then Hiawatha's age is 0.75x.

What is double number line?

A double number line is a visual representation of two related numerical quantities, such as distance and time or cost and quantity.

It consists of two parallel lines that are divided into equal segments or tick marks.

Each line represents one of the quantities, and the tick marks show the values or measurements of that quantity.

To complete the table showing different percentages of Itzel's age, you can choose different values of x and then calculate 75% of that value to find Hiawatha's age. For example:

If Itzel is 20 years old, then Hiawatha is 0.75 x 20 = 15 years old (since he is 75% as old as Itzel).

If Itzel is 40 years old, then Hiawatha is 0.75 x 40 = 30 years old.

If Itzel is 60 years old, then Hiawatha is 0.75 x 60 = 45 years old.

You can continue this pattern for different values of Itzel's age to complete the table.

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The double number line demonstrates that Itzel is 75% older than Hiawatha, who is 24 years old.

Itzel is 25% older than Hiawatha, who is 8 years old.

Itzel is 100% older than Hiawatha, who is 32 years old.

What is double number line?

The visual representation of two linked numerical quantities, such as length and time or price and quantity, is called a double number line.

Two parallel lines that have been separated into equal pieces, or tick marks, make up the object.

The tick marks on each line denote the values or measurements of each quantity, and each line represents one of the quantities.

You can select various numbers of x and then multiply that number by 75% to determine Hiawatha's age in order to finish the table that displays various percentages of Itzel's age.

The double number line demonstrates that Itzel is 75% older than Hiawatha, who is 24 years old.

(24/3) = 8 => 25% of Itzel's age

(8*4) = 32 => 100% of Itzel's age

From the double number line

Age (years)     Percentage

[24]                 75% of Itzel's age

[ 8]                  25% of Itzel's age

[32]                 100% of Itzel's age

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The complete question is attached below,

A nationwide coffee chain is downsizing its branches in six states It has already told the store man

Answers

the nationwide coffee chain is downsizing its branches in six states, and has already informed the store managers. The process should involve analyzing the reasons for downsizing, identifying the branches to be downsized, developing a transition plan, implementing the plan, and monitoring the progress and results.

The question asks about a nationwide coffee chain that is downsizing its branches in six states and has informed the store managers.
To answer this question, we can discuss the process of downsizing branches and the possible reasons behind it.
Analyze the reasons for downsizing
The coffee chain may be downsizing due to financial challenges, declining sales, or a shift in strategic focus. Understanding the reasons for downsizing will help in determining the best approach to manage the process.
Identify the branches to be downsized
The coffee chain must have a clear plan for which branches in the six states will be downsized. This can be based on factors such as sales performance, location, and overall profitability of each branch.
Inform the store managers
The coffee chain has already taken this step by informing the store managers about the downsizing. This is important to ensure that they are aware of the changes and can communicate this information to their employees.
Develop a transition plan
The coffee chain should develop a comprehensive plan to manage the downsizing process. This could involve offering support to affected employees, such as providing severance packages, job placement assistance, or opportunities to transfer to other branches.
Implement the downsizing plan
Once the plan has been developed, the coffee chain can begin the process of downsizing the identified branches. This may involve closing or merging some locations, reducing staff, and reallocating resources.
Monitor the progress and results
After the downsizing process is complete, the coffee chain should closely monitor the outcomes and make any necessary adjustments to ensure the desired results are achieved.

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John is making apple pies and apple cobblers to sell at his stand at the Farmer's Market.

A pie uses 4 cups of apples and 3 cups of flour.
A cobbler uses 2 cups of apples and 3 cups of flour.
John has 16 cups of apples and 15 cups of flour.

When John sells the pies and cobblers at the Farmer's Market, he will make $3.00 profit per pie and $2.00 profit per cobbler.

Let x = the number of pies John makes.

Let y = the number of cobblers John makes.

Enter the four constraints into the graphing calculator.

What are the vertices of the feasible region?

Hint: input your answers from questions 3, 4, and 5 into Desmos to find the vertices.
Answers from questions 3, 4, and 5
[tex]4x+2y≤16\\3x+3y≤15\\x≥0\\y≤0[/tex]

Answers

Answer:huh,

Step-by-step explanation:I don’t understand you’re saying

who in 1706 first gave the greek letter pi its current mathematical definition

Answers

The mathematician William Jones is credited with first using the Greek letter π

The mathematician William Jones is credited with first using the Greek letter π to represent the ratio of a circle's circumference to its diameter in a 1706 publication. He wrote, "there is no other more proper than Pi," and thus the symbol caught on among mathematicians. However, it's important to note that the concept of pi and its calculation had been around for thousands of years prior to Jones' use of the symbol.

Ancient Egyptian, Babylonian, and Indian mathematicians all had methods for approximating pi, and Archimedes famously used a geometric method to calculate it to a high degree of accuracy in the third century BCE.

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in a class in which the final course grade depends entirely on the average of four equally weighted 100-point tests, brad has scored 87 , 89 , and 78 on the first three. what range of scores on the fourth test will give brad a c for the semester (an average between 70 and 79 , inclusive)?

Answers

Brad needs to score between 72 and 79 on the fourth test in order to get a C for the semester.

To explain why this is so, we need to first understand how the grade for the semester is calculated.Since the final course grade depends entirely on the average of four equally weighted 100-point tests, this means that each test will count for 25% of Brad’s final grade. Therefore, Brad needs to get an average score of 70-79 (inclusive) on the four tests combined in order to get a C for the semester.



In order to calculate what range of scores Brad needs to get on the fourth test in order to get a C for the semester, we need to look at the scores he has already obtained on the first three tests. Brad has scored 87, 89 and 78 on the first three tests. This gives him a total score of 254 (87+89+78=254). This means that Brad needs to get a score of between 70 and 79 on the fourth test in order to reach a total score of between 280-309 (inclusive), which will result in an average score of between 70-79 (inclusive), and give Brad a C for the semester.

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Use the rational zeros theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real numbers. f(x)=x^3-5x^2-61x-55???

Answers

The polynomial function f(x) = x³ - 5x² - 61x - 55 has the following

Real zeros: x = -5, x = -1, and x = 11.  

To find the rational zeros of a polynomial, we use the rational zeros theorem. We look at the factors of the leading coefficient and the factors of the constant coefficient.

The  states that if a polynomial function is defined as P(x) = anxn + an-1xn-1 + ... + a1x + a0 with integers, then each rational zero of the polynomial can be expressed in the form p/q where p is a factor of a0 and q is a factor of an.

For example, if P(x) = 2x³ - 5x² + 3x + 6 then p can be any factor of 6 and q can be any factor of 2.

The factors of the leading coefficient, 1, and the factors of the constant coefficient, -55, are: ±1, ±5, ±11, ±55. So the possible rational zeros are: ±1, ±5, ±11, ±55, ±1/1, ±5/1, ±11/1, ±55/1, ±1/1, ±5/1, ±11/1, ±55/1.

Simplifying the results, we have that the potential rational zeros are: ±1, ±5, ±11, ±55, ±1, ±5, ±11, and ±55.

By testing each possible rational zero, we find that x = -5, x = -1, and x = 11 are the real zeros of f(x).

Hence, using synthetic division, we get:

(x + 5)(x + 1)(x - 11) = x³ - 5x² - 61x - 55

Thus, the function can be factored over the real numbers as

f(x) = (x + 5)(x + 1)(x - 11).

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How do you fine the blank for infinitely many solutions

Answers

To determine if a system of linear equations has infinitely many solutions, you need to solve the system and check the resulting equations.

Here are the general steps:

Write the system of linear equations in standard form: ax + by = c, where a, b, and c are constants.Use any method (substitution, elimination, or matrix) to solve the system of equations and obtain the solution set.If you get an equation that is always true (such as 0 = 0), then the system has infinitely many solutions.If you get an equation that is always false (such as 0 = 1), then the system has no solution.

If you obtain a valid solution for each variable, then the system has a unique solution.

If you have two or more variables and only obtain a solution for some of them, then the system has infinitely many solutions.

It's also important to note that if you have a system with fewer equations than variables, it may also have infinitely many solutions.

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PLEASE HELP!
The sum of the roots of a monic quadratic is -6, and the product of its roots is 7. What is the quadratic?

Answer with a quadratic expression using the variable x such as x^2 + 10x + 20

Answers

Answer:

x^2 +6x+7

Step-by-step explanation:

for roots a and b

x^2 - (a+b)x + ab = (x-a)(x-b)

an old piano has 88 keys, and 56 of them are out of tune, while the remaining keys are tuned properly. a child strikes a key on the piano at random. what is the probability that the child strikes a properly tuned key?

Answers

Answer: I think It is 63.64%. If I'm wrong I'm sorry.

Step-by-step explanation:

Ask yourself what is 56% out of 88%. I did it in my head, but I got 63.6363636% then I rounded it to 63.64%.

Find the sum of and .2푥+1

Answers

Answer:

2*22/7/27+1

Step-by-step explanation:

2*22/7*27+1

2*(594+1)/7

2*595/7

2*85

170 ans..

a cable tv receiving dish is in the shape of a paraboloid of revolution. find the location of the receiver, which is placed at the focus, if the dish is 6 feet across at its opening and 2 feet deep.

Answers

the receiver is located at (0, 0, 2.25 feet) or (0, 0, 27 inches).To find the location of the receiver, we first need to determine the equation of the paraboloid.

The standard equation for a paraboloid of revolution with a vertical axis is:

z = [tex](x^2 + y^2)[/tex]/(4f)

Where:

z is the height at any point (x, y) on the paraboloid.

x and y are the horizontal coordinates of the point.

f is the focal length of the paraboloid, which is half the depth of the dish.

In this case, the dish is 6 feet across at its opening, so the diameter is 6 feet and the radius is 3 feet. Therefore, the maximum value of x and y is 3 feet. The depth of the dish is given as 2 feet.

Using these values, we can solve for the focal length:

2 = [tex](3^2 + 3^2)[/tex]/(4f)

2 = 18/(4f)

f = 18/8 = 9/4 = 2.25 feet

Now that we have the value of f, we can find the location of the receiver, which is placed at the focus of the paraboloid. The focus is located at (0, 0, f).

Therefore, the receiver is located at (0, 0, 2.25 feet) or (0, 0, 27 inches).

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2. a. There is a new family called the Grump family. Mr. Grump's rule is (x,y). Circle the rules that
his family members in red. Circle the imposters in blue.
(3x,3y)
(2x,y)
(x,4y)
(4x,4y)
(6x, 5y)
(9x, 9y)
(0.3x, 0.3Y)

Answers



Red: (3x,3y) (2x,y) (x,4y) (4x,4y)
Blue: (6x, 5y) (9x, 9y) (0.3x, 0.3Y)
Assuming that the rule "(x, y)" means that both coordinates are multiplied by some factor x and y respectively, the rules that follow the Grump family's rule are:

(3x, 3y)
(2x, y)
(x, 4y)
(4x, 4y)

The rules that do not follow the Grump family's rule are:

(6x, 5y)
(9x, 9y)
(0.3x, 0.3y)

Therefore, the family members that follow Mr. Grump's rule are in red, and the imposters that don't follow the rule are in blue:

Red: (3x, 3y), (2x, y), (x, 4y), (4x, 4y)
Blue: (6x, 5y), (9x, 9y), (0.3x, 0.3y)
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