Expand the brackets in these expressions
1.(a²)²
2.(3c)³
3.(2z²)³
4.a(2b)²
5.5(q2)2
6.(xy)²
7. i(jk)²

Answers

Answer 1

Answer:

1. a^4.

2. 9c³.

3. 8z^6.

4. 4b²a.

5. 20q(if the 2 isn't an exponent)

if it is,

20q².

6.x²y².

7. j²k²i.

All the best.

Answer 2

Answer:

Step-by-step explanation:

[tex]1.(a^{2})^{2}= a^{2*2}=a^{4}\\\\\\2. (3c)^{3}=3^{3}*c^{3} = 27c^{3}\\\\\\3.(2z^{2})^{3}=2^{3}*(z^{2})^{3}=8z^{2*3}=8z^{6}\\\\\\4.a(2b)^{2}=a*2^{2}b^{2}=4ab^{2}\\\\\\5.5(q^{2})^{2} = 5q^{2*2}=5q^{4}\\\\\\6.(xy)^{2}=x^{2}y^{2}\\\\\\7i(jk)^{2}=ij^{2}k^{2}[/tex]


Related Questions

There are 35 boys in 6th grade. The number of girls in 6th grade is 40. Emma says that means the ratio of the number of boys in 6th grade to the number of girls in 6th grade is 3:4. Is Emma correct? If not, what is the correct answer?

Answers

Answer:

Emma is not correct. The correct ratio is 7:8.

Step-by-step explanation:

The ratio of boys to girls is 35:40, and if you simplify this you do not get 3:4 but 7:8.

Hope this helps!

Which graph best represents the solution set of y > 5/3x + 2?

Answers

Answer:

[tex]y > \frac{5}{3} x + 2[/tex]

The choice A.

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Answers

Answer:

#13. line QR is 26.

#14. a) x = 2 b) m = 6

Step-by-step explanation:

13. We can use the Pythagorean therom: a^2 + b^2 = c^2

We will substitue PQ for a and PR for b

10^2 + 24^2  = c^2

100 + 576 = c^2

100 + 576 = 676

Then, we find the square root of 676, which is 26.

14. a) 3(2x -1) = 9

we first use distributive property:

6x - 3 = 9

then we add 3 to both sides to counteract the -3:

6x = 12

we divide both sides by 6 to get x alone:

x = 2

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we add 12 to both sides to counteract the -12:

3m = 18

we divide both sides by 3:

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Answers

Answer:

You have the correct answer selected, (C.) Die stock. I hope this helps you! Good luck! : )

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Answers

The first one.

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Answer:

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Step-by-step explanation:

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Answers

Answer:19

Step-by-step explanation:

Find the domain:

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Answers

Answer:

.........................

Answer:

Answer attached in the image

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Answers

Answer:

wrong

Step-by-step explanation:

(2(x + 13)) /3

the expression says x = 5, so let's check:

(2(5 + 13)) /3

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Answers

First one is a rotation 90° clockwise

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Answer:

A 90° clockwise

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In which part of the graph is the distance from home constant?
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B. 3
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D. 2

Answers

Step-by-step explanation:

the answer is A. 4

as a horizontal line

The Answer is 4
——————————

Line segment AB has a length of 3 units. It is translated 2 units to the right on a coordinate plane to obtain line segment A prime B prime. What is the length of A prime B prime? (5 points)

a
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b
2 units

c
3 units

d
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Answers

Answer:

5 units

Step-by-step explanation:

2+3=5

6.) Danasia has two summer jobs. During the week she works in the grocery store and on the
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Answers

Answer: 630 = 15x + 18y

Step-by-step explanation:

If r is the midpoint of AB and AR=14, then AB=______

Answers

Answer:

28

Step-by-step explanation:

The midpoint is halfway, so if half the length is 14 then the full length is 28 (14 × 2 = 28)

Hope this helps!

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Answers

Answer:

89

Step-by-step explanation:

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Step-by-step explanation:

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Answers

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A tennis racket with a price of $180 is subject to a sales tax of 7%. What is the total
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$187

Answers

The total price of the racket is $192.60 (first option).

What is the total price?

A tax is a compulsory amount of money that is levied by the government or an agency of the government on goods and services. A sales tax is levied on the sales of goods and services.

The total price of the racket would include the amount of tax that would be paid.

Total price = (1 + tax/100) x initial price

Total price = (1 + 7%/100) x $180

Total price = (1 + 0.07) x $180

Total price = (1,07 x $180)  

Total price = $192.60

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Answers

Answer:

1

Step-by-step explanation:

1 is the first natural number because 0 is not a natural number.

All natural numbers are numbers from 1 onward.

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Answers

Answer:

12

Step-by-step explanation:

Answer:

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Answers

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Step-by-step explanation:

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Answers

Answer:

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Step-by-step explanation:

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Answers

Answer:

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Step-by-step explanation:

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Answers

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Step-by-step explanation:

Answer:

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Step-by-step explanation:

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Answers

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Answers

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Step-by-step explanation:

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Answers

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Step-by-step explanation:

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Answers

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Answers

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Step-by-step explanation:

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a

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Answers

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Step-by-step explanation:

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