Please help me with this question!

Please Help Me With This Question!

Answers

Answer 1

Answer:

A. 0

Step-by-step explanation:

| 1 4 4  |

| 5 2 2 |

| 1 5 5  |

a1 = | b2 b3 | = | 2 2 |

      |c2  c3  |    | 5 5 |

a2 = | b1 b3 | = | 5 2 |

       | c1 c3  |    | 1 5 |

a3 = | b1 b2 | = | 5 2 |

       | c1  c2 |    | 1 5 |

a1 - a2 + a3

    | 2 2 |           | 5 2 |            | 5 2 |

(1)  | 5 5 |  - (4)  | 1 5 |     + (4) | 1 5 |

1 [(2)(5) - (2)(5)] - 4 [(5)(5) - (2)(1)] + 4[ (5)(5) - (2)(1)]

1 [10 - 10] - 4 [25 - 2] + 4 [25 - 2]

1 [0] - 4 [23] + 4 [23]

- 92 + 92 = 0

I hope this helps!

                 


Related Questions

Use the Corresponding Angles diagram to answer the question

Which pair of angles are same-side interior angles?

Answers

There are many different accepted pairs, but I would choose Angle 3 and Angle 5

augustin and edson are going to a baseball game to get to the stadium they travel east on the highway at 120km/hr for 30 minutes then they turn onto the stadium parkway and travel south at 60km/hr for 10 minutes assume their starting point is at the origin what is the position of the stadium ​

Answers

The position of the stadium, given the data is 60 Km east and 10 Km south

What is speed?

Speed is the distance travelled per unit. Mathematically, it can be expressed as:

Speed = distance / time

With above formula, we can determine the position of the stadium. Details below

How to determine the distance travelled in 30 minutesTime = 30 minutes = 30 / 60 = 1/2 hourSpeed = 120 Km/hDistance =?

Speed = distance / time

Cross multiply

Distance = speed × time

Distance = 120 × 1/2

Distance = 60 Km east

How to determine the distance travelled in 10 minutesTime = 10 minutes = 10 / 60 = 1/6 hourSpeed = 60 Km/hDistance =?

Speed = distance / time

Cross multiply

Distance = speed × time

Distance = 60 × 1/6

Distance = 10 Km south

Thus, we can conclude that the position of the stadium is 60 Km east and 10 Km south

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one-half the product of x and
y

Answers

Answer: x*y/2

Step-by-step explanation:

x*y is the product of x and y.

1/2 * x* y is half the product of x and y.

Answer: x*y/2

f(x) = -x + 7
g(x) = x² - 4x + 4
Find: (gof)(x)

Answers

Answer:

[tex](g \circ f)(x) = x^2-10x+25[/tex]

Step-by-step explanation:

Given:

[tex]\begin{cases}f(x)=-x+7\\g(x)=x^2-4x+4 \end{cases}[/tex]

Function composition is an operation that takes two functions and produces a third function.

The composite function (g o f)(x) means to substitute the function f(x) in place of the x in function g(x).

[tex]\begin{aligned} \implies (g \circ f)(x) & = g\left[f(x)\right]\\& = g(-x+7)\\& = (-x+7)^2-4(-x+7)+4\\& = (-x+7)(-x+7)+4x-28+4\\& = x^2-14x+49+4x-28+4\\& = x^2-14x+4x+49-28+4\\& = x^2-10x+25\end{aligned}[/tex]

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Answer:

x² - 10x + 25

Step-by-step explanation:

The given information is,

→ f(x) = -x + 7

→ g(x) = x² - 4x + 4

The equation we form is,

→ (gof)(x)

→ g[f(x)]

→ f(x)² - 4f(x) + 4

Let's solve the problem,

→ f(x)² - 4f(x) + 4

→ (-x + 7)² - 4(-x + 7) + 4

→ x² - 14x + 49 + 4x - 28 + 4

→ x² - 10x + 25

Hence, answer is x² - 10x + 25.

geometry -someone help me do this thx

Answers

The coordinate of point P is (7/2, -13)

Midpoint of coordinates

The formula for calculating the midpoint of coordinates is expressed as shown below:

M(x, y) = {(mx₁+nx₂)/2, (my₁+ny₂)/2}

Given the coordinate points A(-4, 2) and B(3, -6) divided in the ratio 2:5, then;

M(x, y) = {(2(-4)+5(3))/2, (2(2)+5(-6))/2}

M(x, y) = {-8+15)/2, (4-30)/2}

M(x, y) = {7/2, (-26)/2}

M(x, y) = (7/2, -13)

Hence the coordinate of point P is (7/2, -13)

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point A bisects LS BC. If LS BA=6x-3 and LS AC= 3x+7. Solve for X. PLS ANSWER QUICKLY!!!

Answers

Based on the bisection of line BC by point A, the value of x is 10/3

How to determine the value of x?

The given parameters are:

Point A bisects BCBA = 6x - 3 AC= 3x + 7

Because the point A bisects BC, then

BA = AC

Substitute the known values in the above equation

So, we have

6x - 3 = 3x + 7

Collect the like terms

6x - 3x = 3 + 7

Evaluate the like terms

3x = 10

Divide both sides of the equation by 3

x = 10/3

Hence, based on the bisection of line BC by point A, the value of x is 10/3

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What is the following product?
47 47 47.47

Answers

The product of the given equation for the fourth root is 7.

What is defined as the 4th root?

The 4th root of an amount is the number that, when multiplied four times by itself, yields the original number.

In other words, the square root of the square root of the square root of the square root of the square root of the square root of the square root of the square root of the square root of the square root of the square root. In addition, the fourth root is demonstrates the idea by multiplying the radical by 4, i.e. 4√.A number that is a square root of 4 has a result of 4 when multiplied by itself. There are two numbers which will work: 2×2=4 and −2×−2=4 which means that the numbers 2 and 2 are square roots of 4.

For, the given question;

= ⁴√7 × ⁴√7 × ⁴√7 × ⁴√7

This equation can be written as;

=(⁴√7)⁴

Further writing the fourth root in terms of fraction;

= (7)∧(1/4)×4

Both power will cancel each other.

= 7

Therefore, the product of the fourth root is found as 7.

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The correct question is-

What is the following product?

⁴√7 × ⁴√7 × ⁴√7 × ⁴√7

Jenny traveled to Louisville at 68 miles per hour. On the way back she took the scenic route and drove 56 miles per hour. The way back was 17 miles longer and took one hour longer to drive than the way to Louisville.
a) How many hours did it take to drive to Louisville
b) How long is the scenic route from Louisville.

Answers

The hours did it take to drive to Louisville-3.25 hours

The long is the scenic route from Louisville. 237miles

Jenny traveled to Louisville at 68 miles per hour

Let d is the distance travelled to Louisville and t is the time taken.

68= d/t

On the way back she took the scenic route and drove 56 miles per hour.

distance of way back= d+ 17

time taken=t+1

56=(d+17)/(t+1)

on solving both the equations

t=3.25 hours

d=221miles

scenic route from Louisville is at d+17= 237miles

In everyday use and in kinematics, the velocity (generally called v) of an object is the significance of the trade of its role through the years or the significance of the alternate of its position in step with unit of time; it's miles as a result a scalar quantity.

[1] The average velocity of an item in an interval of time is the gap travelled by using the object divided by using the duration of the interval

[2] the on the spot pace is the restrict of the average velocity as the period of the time c programming language procedures zero. speed isn't similar to pace.

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what’s the correct answer answer asap for brainlist

Answers

Answer:The answer would be a.

Step-by-step explanation:I hope this helps.

Solve for x.

14.25=x−19.15

Answers

Answer:

33.4 is x.

Step-by-step explanation:

Hope this helps!

14.25=x-19.15
meaning X would be ‘X=33.4’

helo asapp THANK YOUUU

Answers

Answer:

(-2 , 0)

Step-by-step explanation:

The solution to this system of equations is the x and y values where the two lines cross.  That is where x is -2 and y is 0.  You can check/verify by putting these x and y values into the original equations.

suppose that a box contains 6 cameras and that 4 of them are defective

Answers

The random variable x, which represents the number of defective cameras in the sample, is x = 0, 1, 2

What is random variable?

A random variable is a variable with an unknown value or a function that gives values to each outcome of an experiment. A random variable might be discrete (with discrete values) or continuous (with continuous values) (any value in a continuous range).

According to the given data:

The box contains two malfunctioning cameras.

The random variable, x, represents the sample space for the number of malfunctioning cameras that can be chosen;

The outcomes are:

Both cameras are faulty; x = 2

One is flawed, one is not; x = 1

Both cameras are in good working order; x = 0

This defines that the random variable , x = 0, 1, 2

The random variable x, which represents the number of defective cameras in the sample, is  x = 0, 1, 2

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I understand that the question you are looking for is:

Suppose that a box contains 6 cameras and that 4 of them are defective. a sample of 2 cameras is selected at random. define the random variable x as the number of defective cameras in the sample. ( round to two decimal places when needed.)

Emma is training for a 10-kilometer race. She wants to beat her last 10-kilometer time, which was 1 hour 10 minutes. Emma has already run for 55 minutes. Which inequality can be used to find how much longer she can run and still beat her previous time? (1 hr = 60 min)

Answers

The time Emma should take for the run must be less than 15 minutes to bear her previous record.

What is referred as the inequality?The expression 5x - 4 > 2x + 3 resembles an equation, but the equals sign has been replaced through an arrowhead. It's an example of inequity. This means that the left part, 5x - 4, is larger than the right part, 2x + 3. We'll be looking for x values where the inequality holds true.

Emma's previous record was 1 hour and 10 minutes. This is equivalent to

60+10 minutes equals 70 minutes.

She already has run 55 minutes;

So, let us consider the remaining time, x, added to 55, must be less than 70 to overcome her previous time:

x + 55 < 70

The inequality is obtained.

Subtract 55 from each side:

x + 55-5 < 70-55

x < 15

Therefore, the remaining time of the run by Emma must be less than 15 minutes to beat her previous record.

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is 40,300,520 Greater than 4,300,520 or less than.​

Answers

Answer:

40,300,520 is greater because if you line the numbers up you’ll see that the one with more numbers is always greater

Step-by-step explanation:

Answer:

40,300,520 is greater how u can tell is that there is more digits at the end of the numbers

Step-by-step explanation:

Damian is monitoring the temperature of the swimming pool. It is currently 86.8 and cooling 0.5 per minute. After how many minutes will swimming pool be 80.8

need equation

Answers

Answer:

I think 12 minutes

Step-by-step explanation:

Find the coordinates of the midpoint of a segment with the given endpoints
(-4, -7), (12, -6)​

Answers

(4, -6.5)

If you are doing MIDOPS

A partir del siguiente plano se harán dos maquetas de una sala de concertos: para construir la primera, cada dimensión se dividira entre 24, y para la segunda, entre 5.6

Answers

The Ana wet is 5.6 or 24 dew to the turned on each side

Can sides of a triangle have the lengths of 5 mm., 10 mm., and 15 mm.? *
OYes
O No

Answers

No, The sum of the lengths of any two sides of a triangle must be greater than the length of the third side according to Pythagorean theorem.

What is the Pythagorean theorem?

The Pythagorean Theorem states that the squares on the hypotenuse (the side across from the right angle) of a right triangle, or, in standard algebraic notation, a2 + b2, are equal to the squares on the legs.

a right triangle needs to follow the Pythagorean theorem, that is,

a2 + b2 = c2

where c is the length of the hypotenuse and a and b are the lengths of the other sides of the right triangle.  We can check to see if this property holds for the given triangle.  Since

5² + 10² = 15²

25 + 100 = 225

the Pythagorean theorem does not hold for the given triangle, meaning that it can not be a right triangle.

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What is five half’s multiplied by three twentieths?

Answers

Answer:3/8

Step-by-step explanation: ok  so go to calculator soup and go to calculators then go fractions it's the first one then click on a thing that says fractions then type in problem and show answer hope this helps and remember your awesome and have great day and the name is kirsten michelle baker.

Michael drives 50 miles per hour. Stephen drives 49 miles per hour. They started at the same spot, and drove
in opposite directions. After some time, they were 999.9 miles apart. How much time has passed?

Answers

Answer:

See below

Step-by-step explanation:

When you see PER think fractions. Miles PER hour is

[tex] \frac{miles}{hour} [/tex]

We are given miles and told to solve for time. Use your knowledge of fractions to get what you need

The reciprocal of mi/hr would get what we need

[tex]miles \times \frac{hours}{miles} [/tex]

Miles cancels out here. So that means you can do this

[tex] \frac{1hour}{50miles} \times 999.9 \: miles[/tex]

In your calculator. Same with the other rate.

Find the volume of the sphere shown. Give each answer rounded to the nearest cubic unit. What is the volume of the following sphere? Round your answer to the nearest cubic meter.

Answers

Option D) is the correct option. That is the volume of the sphere is

3054 mm³.

The formula for the volume of the sphere is given as :

     V = [tex]\frac{4}{3}\pi r^{3}[/tex]

where, r = radius of the sphere

           V = volume of the sphere

According to the question we have been given that

          radius of the sphere, r = 9mm

Putting the required value in the above formula we get

                   [tex]V = \frac{4}{3} \pi 9^{3} \\ = \frac{4}{3} \ (\frac{22}{7} ) (729) \\[/tex]

                V = 3054.85 mm³ ≈ 3054 mm³

Hence the volume of the sphere is 3054 mm³. That is option D) is correct.

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Make a reasonable conjecture for the next term in the sequence.
1 4 9 16 25

Answers

Answer:

36

Step-by-step explanation:

Each time it goes up it adds the next highest odd number.

1

+3

4

+5

9

+7

16

+9

25

And so we can reasonably assume that the next number in the sequence will be the previous number (25) plus the next highest odd number (11). This means that the next number in the sequence is most likely 36.

Answer:

Ans is 36 ...

Step-by-step explanation:

Well,

lets add these number with odd number

1

3+1=4

5 + 4= 9

7+ 9= 16

9 + 16=25

11 + 25 = 36.........

Hope you will get it.

The sales tax in Minnesota is 7%. How much tax would there be on a chair that costs $145.34?

Answers

Answer:

$10.17

Step-by-step explanation:

145.34×7%= $10.17 in tax

Which brings total cost to $155.51

will give Brainly please help I don’t understand look at the picture

Answers

The G.P.A of the student with the given grades is 2.7875

How to compute the GPA of a Student?

We are told that the grades that the student had are as follows;

2.8 in a 5 credit math's course

2.4 in a 3 credit music course

3.1 in a 5 credit chemistry course

2.9 in a 5 credit journalism course

Thus, the G.P.A can be calculated as;

[(2.8 * 5) + (2.4 * 3) + (3.1 * 5) + (2.9 * 5)]/(5 + 3 + 5 + 5)

= (14 + 7.2 + 15.5 + 7.9)/16

= 44.6/16

= 2.7875

Thus, we conclude that the G.P.A of the student with the given grades is 2.7875

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The. Radius of a quarter circle is 2 what is the area

Answers

Radius of a quarter circle is 2  then area is the π

Area of quarter circle is [tex]= (A = \pi r^2/4)[/tex]

A circle is a locus (collection) of points that are a defined distance apart from one another. The fixed point and fixed distance are referred to as the "center" and "radius," respectively. A quarter-circle is one-quarter of a circle. As a result, the area of a quarter circle is one-fourth of the size of a full circle.

A quarter circle is the area (or part) created by two perpendicular radii and one-fourth of the circumference of a circle. This is also known as a circular quadrant. For example, if a circle is divided into four equal pieces, each half is a quarter circle (or) a quadrant.

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When a person is driving, their eyes see a fallen tree in the road. This sends a message to the brain, which then sends electrical signals to their motor neurons, but their muscles don't react. Why did this happen?
*
3 points
1.Their motor neurons are damaged, so their muscles don't react/move causing the person to hit the tree.

2.Their sensory neurons are damaged, so their muscles don't react/move causing the person to hit the tree.

3.Their eyes are damaged, so their muscles don't react/move causing the person to hit the tree.

4.Their muscles are damaged, so their muscles don't react/move causing the person to hit the tree.
10 POINTS AND BRAINLIEST

Answers

Answer:

1. their motor neurons are damaged,so their muscles don't react/move causing the person to hit the tree

including tax, allie pays $8652.60 for a used car, if the price before tax was $8280, what is the tax rate where allie lives

Answers

Answer:

4.49% (rounded to 2 decimal places)

Step-by-step explanation:

Let the tax rate be r%

The tax paid on car = (Final Sale Price) - (Before Tax Price)

= 8652.60 - 8280 =  $372

Tax rate as a decimal = Tax/(Before Tax Price)

= 372/8652.60 ≈ 0.0449275  (rounded to 7 decimal places)

To find tax rate as percentage multiply the above by 100 to get tax rate as
0.0449 x 100 ≈ 4.49275% ≈ 4.49% (rounded to 2 decimal places)


ASAP. Please help me with 63 please. I will give an Brainly and bunch of extra points to whoever answers it right please.

Answers

i believe this is correct hope it helps

1. State the operation used to solve the following
equation.
x-7 = 15

Answers

Answer: Addition

Step-by-step explanation:

x-7 = 15

x-7+7 = 15+7 ==> Addition

x=15+7

x=22

f has a range of (-infinaty, 7),
and a graph that is symmetric
about the line x = 3, and has a
Y-intercept of 4

Answers

Answer:

[tex]f(x)=-|x-3|+7[/tex]

Step-by-step explanation:

The parent function of an absolute function is the modulus function:

[tex]f(x)=|x|[/tex]

Graph of Modulus function:

(see 2nd attachment)

[tex]f(x)=|x|=\begin{cases} \textsf{\:\:\:$x$, \quad if $x\geq 0$}\\\textsf{$-x$, \quad if $ x < 0$} \end{cases}[/tex]

Its vertex is at the origin (0, 0).

Its line of symmetry is x = 0.

It opens upwards.

Given information:

Range:  (-∞, 7)Axis of symmetry: x = 3y-intercept:  (0, 4)

The axis of symmetry is the x-value of the vertex of an absolute function. 

The y-value of the range is the y-value of the vertex of an absolute function.  

Therefore, the vertex of the absolute function f(x) is (3, 7).

Graphing

Plot the vertex at (3, 7) and the y-intercept at (0, 4).As the function f(x) has a range of (-∞, 7), it opens downwards.  Draw a straight line through the y-intercept that terminates at the vertex.Draw a line that is symmetrical to this line.

To find the equation of the absolute function, work out the series of transformations that take the parent function to the given function.

As the function f(x) has a range of (-∞, 7), it opens downwards.  Therefore, the parent function has been reflected in the x-axis:

[tex]\implies -f(x)=-|x|[/tex]

As the function f(x) is symmetric about the line x=3, the parent function has been translated 3 units to the right:

[tex]\implies -f(x-3)=-|x-3|[/tex]

Finally, as the highest y-value of the function is y = 7, the y-value of its vertex is y = 7.  Therefore, the parent function has been translated 7 units up:

[tex]\implies -f(x-3)+7=-|x-3|+7[/tex]

Therefore, the equation of the absolute function with the given parameters is:

[tex]f(x)=-|x-3|+7[/tex]

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cash and equivalents $ 23,069 cost of sales $ 126,336 accounts receivable, net 30,144 revenues 197,691 inventories 22,966 total assets 302,511 retained earnings 218,440 required: 1. compute common-size percents for samsung using the data given. 2. what is samsung's gross margin ratio on sales? 3. does samsung's gross margin ratio outperform or underperform the industry average of 25%? Since the day we are born, our brain is continuously learning as we observe and explore the world around us. the brain's ability to engage in this process is known as _____. The heights of women aged 20-29 in the United States areapproximately Normal with mean 64.1 inches and standarddeviation 3.7 inches. Men the same age have mean height69.4 inches, with standard deviation 3.1 inches.Cheryl D. Fyar et al., "Anthropometric reference data for children and adults:United States, 2011-2014, Val and Health Statistics, Series 3, no. 39 (August2016), at www.ode govchs. This report provides the means of variousanthropometric measurements. Standard deviations were computed from thesample size and reported standard errors of the mean. Instructions onmeasuring upper arm length are in the National Health and NutritionExamination Survey: Anthropometry Procedures Manual, January 2007.MBOSurat penWhat is the z-score for a woman 5.5 feet tall? Give youranswer to two decimal places.-1.16IncorrectNSep 810:28 if katrina were delivering an expository speech about hip-hop or salsa music, she would be presenting . How can a target cell's response to a single hormone molecule result in a response that affects a million other molecules? Determine the area of the figure: write the Area formula for each figure. 1. A rectangle, with a length of 8cm and width of 10cm. 2. A triangle, with a height of 4cm and a base of 8.5cm. what is the volume of a 5.0 gram sample of seawater with a density of 1.025 g/mL? the following are the prices (in dollars) of the six all-terrain truck tires rated most highly by a magazine in 2018. Simplify the following expression:2y-7x + 4x + 3y + 7xA. 4x214x + 5yB. 4x - 14xC. 4x + 14x + 5yD. 4x + 5y a circle has a radius of 3m. find the length s of the arc intercepted by a central angle of 2pi/3 radians how has the government tried to accommodate for the protection against cruel and unusual punishment with regard to implementation of the death penalty? In which situation would the result be 0? A 400kg hollow steel flywheel energy storage with 2m outer diameter and a thickness of 225mm spins at 6000rpm. with 80fficiency, how long it will support 100kw load? Complete or accomplish are those 2 words synonmys or antonym What do the conclusions tell about the experiment?O A. The conclusions tell how the experiment should be repeated.B. The conclusions tell what other scientists think about theexperiment.C. The conclusions tell if the scientific method was followed.D. The conclusions tell why the data support or reject the hypothesis. How to draw wavelength in physics what are two impediments to globalization that a company might face? multiple select question. tragedy of the commons domestic human relations transportation costs political risk What is a possible drawback to direct democracy? How can it be resolved? Explain in your own words how rhetorical situations and information cycles are complementary concepts and how they go together to help you understand your sources better. Let f(x) - 3 and g(x)=8+11