Evaluate the expression ab, for a = 4 and b = 7.

Answers

Answer 1

Answer:

28

Step-by-step explanation:

4 x 7 = 28


Related Questions

I. Need help on this iready

Answers

Answer:

first choice on the left.

Step-by-step explanation:

Comment

That is not the easiest graph I've seen to interpret. What it shows is that each cup of juice is 3/4 of a cup.

The graph says she has 4 cups that she can give out. She has 1/4 cup left over which is why it is marked.

Technically the answer is 4 cups with 1/4 cup left over, so the answer should be A.

You are solving a measurement problem where the numbers 2.058 × 109 and 3.0571 × 10−4 are divided. How many significant digits should the quotient have?

Answers

The number of significant digits is 4

What is quotient?

Quotient can be defined as the number that results from the division of a number by another number.

Example;

The quotient of 4 and 2 is expressed as;

= 4/ 2

= 2

From the information given, we have the numbers as;

2.058 × 10^93.0571 × 10^−4

To determine the quotient, we have;

= 2.058 × 10^9/ 3.0571 × 10^−4

= 6. 731 × 10^12

The number of significant digits is 4

Thus, the number of significant digits is 4

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5. Find the product: 26.4 x 0.15
A. 2.64
B. 3.96
C. 26.4
D. 29.6

please explain in number form and as little as possible but still explaining.​

Answers

Answer:

B. 3.96

Step-by-step explanation:

use a calculator to solve the answer unless it's a sentence

Destiny wants to spend at most $240 on a video games. If each video game cost $30, what are all the possible number of games Destiny can buy?

Part A: Translate the situation into an Inequality
The inequality that best matches the situation is
Answer Choices: (30x) (x/30) (240x) (x/240)
Answer Choices: (<) (>) (> or =) (> or =)
Answer Choices: (240) (30)

Part B: Solve the Inequality from Part A
Remember to use x < or > or < underline or > underline

Answers

Answer:

30x <= 240

Step-by-step explanation:

Please help me.I'll give brainliest.​

Answers

Answer:

24cm

Step-by-step explanation:

24÷2=12

1/2×b×h=1/2×12×10

=60cm

60-24=36

36-12=24cm

AustralianFish=24cm

Beth walk two blocks in 15 minutes how many blocks or bad word if she walked at the same rate for an hour

Answers

The answer for this given question is 8 blocks

Algebra is the branch of mathematics that helps in the representation of problems or situations in the form of mathematical expressions. It involves variables like x, y, z, and mathematical operations like addition, subtraction, multiplication, and division to form a meaningful mathematical expression.

basic rules of algebra

Commutative Rule of Addition.

Commutative Rule of Multiplication.

Associative Rule of Addition.

Associative Rule of Multiplication.

Distributive Rule of Multiplication.

15*4= 60, meaning a full hour.

15 minutes = 2 blocks

15 minutes = 2 blocks

15 minutes = 2 blocks

15 minutes = 2 blocks

add them all up and we get that in 60 minutes (an hour) Beth walked 8 blocks.

Hence, Beth walked 8 blocks in 60 minutes of time.

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What’s the correct answer answer asap for brainlist

Answers

A. sounds the most correct

Answer:The answer is a.

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

•FIA: bid 2 =6
2- Given the 12 term of an arithmetic sequence which is 13
and d=2. Find the A1.

Answers

The first term of the arithmetic sequence [tex]a_{1}[/tex] is -9

As per the question statement, we are given an arithmetic sequence whose 12th given term is 13 and common difference is 2. We are supposed to find the first term [tex]a_{1}[/tex].

We know that the [tex]n_{th}[/tex] term in an arithmetic sequence is given by:

[tex]a_{n} = a_{1}+(n-1)d[/tex]

where "n" is the number of terms and "d" is the common difference.

Now in question, [tex]a_{n} =a_{12} =13[/tex]

[tex]d=2[/tex]

[tex]n=12[/tex] and we have to find [tex]a_{1}[/tex]

Substituting values,

[tex]13=a_{1} +(12-1)*2\\13=a_{1} +11*2\\13=a_{1}+22\\a_{1} = -9[/tex]

Hence [tex]a_{1} = -9[/tex]

Arithmetic sequence: Arithmetic Progression (AP) or arithmetic sequence is a sequence of numbers in order, in which the difference between any two consecutive numbers is a constant value known as common difference.

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3
bec
At the end of the mini-golf game Heather was 2 over par, Alphonso was 3 under par,
Jackie was par, Wanda was I under par, and Trevor was 4 over par. Write an integer to
represent each of their golf scores. Then order the golfers from 1st to 5th place.
(Remember that the LOWEST score in golf wins!)

Answers

the order of golfers from 1st to 5 th is Trevor, Heather, Wanda, Jackie and Alphonso.

we are given that:

at the end of amini golf match,

Heather was 2 over par

So, Heather = 2

Alphonso was 3 under par

Alphonso = - 3

Jackie was par

Jackie = 0

Wanda was I under pa

Wanda = 1

Trevor was 4 over par.

Trevor = 4

Now arranging the integers from 1st to 5th place,

Trevor = 4 is 1st

Heather = 2 is 2 nd

Wanda = 1 is 3rd

Jackie = 0 is 4th

and Alphonso = - 3 is 5th

Therefore, the order of golfers from 1st to 5 th is Trevor, Heather, Wanda, Jackie and Alphonso.

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Compare 4/5, 8/10, and 12/15 using ratios

Answers

On simplifying the equation this show that the ratio are equal:

4/5 = 4/5 = 4/5 .

What is the relationship between two ratios?

To obtain the comparative ratio, find the LCM of both the consequents of both ratios, divide the LCM with both the consequents and then multiply the numerator and denominator of both ratios with the answer.

What does the ratio formula mean?

The ratio is a relationship between the amounts of two or more things that indicates how much of one is contained in the other. The ratio formula can be used to convert a ratio into a fraction. a:b = a/b is the ratio formula for just about any two quantities, say a and b.

According to the given data:

4/5, 8/10, and 12/15

dividing the ration to simplify it:

4/5, 8/10, and 12/15

8/10 = 4/5 on dividing by 2

12/15 = 4/5 on dividing by 3

So,

On simplifying the equation this show that the ratio are equal:

4/5, 8/10, and 12/15

4/5 = 4/5 = 4/5 .

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Olivia is trying to get her friends to go swimming. She says it is 959595 degrees to convince them, but she rounded the temperature to the nearest one.
Which could be the temperature before Olivia rounded it? PLEASE ANSWER QUICKLY!!!

Answers

Answer:

t > 94.5

Step-by-step explanation:

A triangle has lengths 29, 29, and 40. Can you find another isosceles triangle with the same perimeter and area and also with sides of integral length but not congruent to the given one? (Hint: the use of Heron’s formula will help).

PLEASE HELP!!!

Answers

The mathematical form of perimeter and area formulas allows us to find obtain the same values from triangles not congruent to each other due to commutative property for addition and multiplication.

Is it possible to obtain the same perimeter and area from triangles with same sides but not congruent to each other?

The perimeter is equal to the sum of the lengths of the three sides of the triangle and the Heron's formula allows us to calculate the areas in term of the three side lengths:

A = √[s · (s - a) · (s - b) · (s - c)]

s = 0.5 · (a + b + c)

Where:

s - Semiperimetera, b, c - Side lengths

The mathematical form of perimeter and area formulas allows us to find obtain the same values from triangles not congruent to each other due to commutative property for addition and multiplication.

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The two beakers below contain pure water.



Which of the following properties is the same for both of these samples?

A
Mass

B
Weight

C
Volume

D
Boiling Point

Answers

D boiling point because it’s now showing us how much is in the beaker and if it does show that we can’t determine mass weight volume But what we can determine is boiling point

SA school has 900 concert tickets for sale. Some of them are for reserved seats (x) and the
rest are for general admission (y). No more than 600 reserved seat tickets can be sold. They
know they will sell at least 200 general admission tickets. Write a system of inequalities that
shows how many of each type of ticket can be sold and then graph the feasible region.

Answers

Answer:

x ≤ 600y ≥ 200x +y ≤ 900see the attachment for a graph

Step-by-step explanation:

Given 900 tickets for sale and restrictions on the numbers of reserved and general admission seats, you want a system of inequalities that models the possible sales. You also want a graph of the feasible region.

The variables are defined as ...

x = number of reserved seat ticketsy = number of general admission tickets

Inequalities

The limits give rise to these inequalities:

  x ≤ 600 . . . . . no more than 600 reserved seats can be sold

  y ≥ 200 . . . . . at least 200 general admission tickets will be sold

  x + y ≤ 900 . . . . at most, 900 tickets can be sold

Graph

These inequalities can be graphed simply by giving them as input to a graphing calculator. The result is attached. The feasible region is that area of the graph where the three solution spaces overlap. Here, it is outlined in black.

Points P and S are located the same distance from 0 on the
number line shown.

Answers

The expression which has a negative value according to the number line drawn in the task content where points P and S are as given is; Choice D; P + 1.

Which expression has a negative value according to the number line drawn in the task content?

It follows from the task content that the expression which has a negative value among the given answer choices is to be identified.

As evident in the number line, the number S is greater than 1, and hence, is a positive number.

Also, the number P is less than -1 and hence, is a negative number.

Since, the task content requires that the expression with negative value be identified, it follows that the required expression is; Choice D.

This follows from the fact that, hypothetically, the value of P is -1.8, hence; P + 1 = -1.8 + 1

= -0.8

Ultimately, The expression which has a negative value according to the number line drawn in the task content where points P and S are as given is; Choice D; P + 1.

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A 100kg bag of granulated sugar is to
be put into smaller polythene (nylon)
bags each containing 250g. How
many polythene bags will needed?

Answers

100 kg = 100000 g

∴ bags needed = [tex]\frac{100000}{250}[/tex] = 400

What Is the term -3x and 5x combined to?

Answers

Answer:

Step-by-step explanation:

2x

Find the distance between ( -3,4) and (2,-4)

Answers

Answer: exact form: √89   decimal form: 9.43398113…

Step-by-step explanation:

the distance between (-3,4) and (2,-4) is

exact form: √89   decimal form: 9.43398113…

let U = {1,2,3,4,5,6,7,8,9}, A = {1,2,3,4,5,6}, B = {2,4,5,6}, And C = {1,6,7}. find

Answers

Given;

U = {1,2,3,4,5,6,7,8,9},

A = {1,2,3,4,5,6},

B = {2,4,5,6},

C = {1,6,7}.

To find;

A∩B, A∪C, (AUB)∩(A∪C), A'∩B', (A∩C)', A∪C, A∩(B∪C), A', A'∪B', A-B, A∪B, A∪(B∪C), B', (AUB)', B-C

A∩B = {2,4,5,6,}

A∪C = {1,2,3,4,5,6,7}

(AUB)∩(A∪C) = {1,2,3,4,5,6}

A'∩B' ={7,8,9}

(A∩C)' =  {2,3,4,5,7,8,9}

A∪C = {1,2,3,4,5,6,7}

A∩(B∪C) = {1,2,4,5,6}

A' = {7,8,9}

A'∪B' = {1,3,7,8,9}

A-B = {2,4,5,6}

A∪B = {1,2,3,4,5,6}

A∪(B∪C) = {1,2,3,4,5,6,7}

B' = {1,3,7,8,9}

(AUB)' = {7,8,9}

B-C = {6}

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(BRAINLIESTING ANYONE WHO SOLVES THIS AND POSTS AN IMAGE OF SOLVED QUESTION)

Answers

Red and green lines are Parallel lines. and black line is perpendicular to the blue line.

How are parallel straight lines related?

Parallel lines have the same slope since the slope is like a measure of steepness and since parallel lines are of the same steepness, thus, are of the same slope.

Since the parallel line has equation y = 2x + 2, thus its slope is 2 and thus, the slope of the needed line is 2 too.

In the given figure, we have a set of lines which are parallel and perpendicular to each others.

We know that Parallel lines are lies in the same plane which when extended do not meet and are always same distance apart from each other.

The Perpendicular lines are two non-vertical lines in the same plane that intersect at right angles.

From the figure given,

Red and green lines are Parallel lines. and black line is perpendicular to the blue line.

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a. The cardinal number of {213, 214, 215, 216, ..., 912) is

Answers

Answer:

Step-by-step explanation:

a=213

l=912

let cardinal number=n

let c.d.=d

d=214-213=1

l=a+(n-1)d

912=213+(n-1)1

912=213+n-1

912-212=n

n=700

cardinal number=700

Given the definitions of f(x) and g(x) below, find the value of (fog)(-3).
f(x) = 3x² - 7x-3
g(x) = -4x - 10

Answers

The value of the composite function (f o g)(3) is 1603

How to evaluate the composite function?

The functions are given as

f(x) = 3x² - 7x - 3

g(x) = -4x - 10

Next, calculate (f o g)(x) using

(f o g)(x) = f(g(x))

So, we have

(f o g)(x) = 3(-4x - 10)² - 7(-4x - 10) - 3

Substitute 3 for x.

So, we have

(f o g)(3) = 3(-4 x 3 - 10)² - 7(-4 x 3 - 10) - 3

Evaluate

(f o g)(3) = 1603

Hence, the value of the composite function (f o g)(3) is 1603

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A 3-gallon bottle of bleach costs $19.56. What is the price per quart?

Answers

The price per quart is 0.40 dollars

Given that A 3-gallon bottle of bleach costs $19.56 and asked to find out the price per quart.

There are 16 quarts for a gallon

For a 3-gallon bottle, price is 19.56 dollars

For a one-gallon bottle, the price is [tex]\frac{19.56}{3}[/tex] dollars.

⇒The price of the one-gallon bottle is 6.52 dollars.

The price of 16 quarts is 6.52 dollars.

The price of one quart is [tex]\frac{6.52}{16}[/tex]

The price of one quart is 0.40 dollars.

Therefore,the price of the one quart is 0.40  dollars.

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how do I get the answer to blank space in the picture below ​

Answers

Answer:

Answer is 1

Step-by-step explanation:

Using addition

(Left hand side) 5 + 1 = 6

(Right hand side) 5 + 1 = 6

Hope this helpsGood luck ✅

help for brainliest please

Answers

Answer:

5/9

Step-by-step explanation:

When you divide 5 by 9, you will get 0.5 repeating. I know the answer because I had this question on Acellus.

What is the solution to -2(8x-4) < 2x + 5?
x > 2/1/20
x < 1/1/20
x>6
x<6

Answers

The solution to the given Inequality i.e. -2(8x-4) < 2x + 5 is x>[tex]\frac{1}{6}[/tex]

Inequality:

Inequality, A declaration of an order relationship between two numbers or algebraic expressions, such as greater than, greater than or equal to, less than, or less than or equal to. Equations can be used to address Inequality problems when they are stated as questions or as declarations of fact in the form of theorems.

Given that a Inequality  i.e. -2(8x-4) < 2x + 5  and asked to find the solution of the given Inequality.

⇒  -2(8x-4) < 2x + 5

⇒ -16x+8 < 2x+5

⇒3< 18x

⇒x>[tex]\frac{1}{6}[/tex]

Therefore,The solution to the given inequality i.e. -2(8x-4) < 2x + 5 is x>[tex]\frac{1}{6}[/tex]

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Pls help it’s just one answer

Answers

Answer:

its 5 good luck

Step-by-step explanation:

Answer:

40 - 35 = 5 dollars more

Jennie median = 40

Markos median = 35

Subtract and it equals = 5

Hope this helps with your question :)

Fission of 1 kg of element B releases ? times as much energy as burning 1 kilogram of element A. ​(Round to the nearest whole number as​ needed.)

Answers

Fission of 1 kg of element B releases 26 times as much energy as burning 1 kilogram of element A.

What is a ratio?

A ratio can be defined as a mathematical expression that's used to denote the proportion of two (2) or more quantities with respect to one another and the total quantities.

What is a proportion?

A proportion can be defined as an expression which is typically used to represent (indicate) the equality of two (2) ratios. This ultimately implies that, proportions can be used to establish that two (2) ratios are equivalent and solve for all unknown quantities.

Next, we would determine the ratio of the energy released by elements A and B:

EB : EA = EB/EA

Ratio = 1.3 × 10¹⁰/5.1 × 10⁸

Ratio = 25.49 ≈ 26.0

Therefore, fission of 1 kg of element B releases 26 times as much energy as burning 1 kilogram of element A.

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Complete Question:

Use the table to the right to answer the following question.

Compare the energy released by fission of 1 kilogram of element B to that released by burning 1 kilogram of element A.

Energy released by burning 1 kilogram of element A is 5.1 × 10⁸

Energy released by fission of hydrogen in 1 kilogram of element B is 1.3 × 10¹⁰

Fission of 1 kg of element B releases ____ times as much energy as burning 1 kilogram of element A. ​(Round to the nearest whole number as​ needed.)

7^x^2=7^3X+10 SOLVE FOR X

Answers

Answer:

x= -0.9

Step-by-step explanation:

Assuming you did a typo by saying 7 to the power of x that's also to the power of 2.

This is the answer for 7x^2 = 7x^3+10

Write and solve a subtraction word problem using the numbers 34,508 and 8,529

Answers

Answer:

Jack and Jill look at all their savings, Jack has £34,508 and Jill has £8,529. How much more does Jack have than Jill?

Step-by-step explanation:

34,508 - 8529 = 25979

Answer:

lay lay and jay went to the store and bout some candy they had 34,508 dollers and spent 8,529 dollers how much money do they have left

Step-by-step explanation:

hey did i help pls mark brainliest

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