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Quiz 3 - Exponent Rules

Total questions: 16

Worksheet time: 8mins

Name
Class
Date
1.

Which of the following choices represents the missing exponent (n)?

 72⋅7n=787^2\cdot7^n=7^8  

a)

0

b)

2

c)

4

d)

6

2.

Which of the following choices represents the missing exponent "n"?
rnr−8=1r3\frac{r^n}{r^{-8}}=\frac{1}{r^3}  

a)

n=11n=11  

b)

n=−11n=-11  

c)

n=5n=5  

d)

n=−5n=-5  

3.

Which of the following choices represents the missing exponent (n)?

(94)n = 98\left(9^4\right)^n\ =\ 9^8  

a)

2

b)

8

c)

1

d)

4

4.

Simplify the expression.

 40⋅454−3\frac{4^0\cdot4^5}{4^{-3}}  

a)

 11  

b)

 424^2  

c)

 484^8  

d)

 148\frac{1}{4^8}  

5.

Simplify the expression.

 (39)−23−10⋅30\frac{\left(3^9\right)^{-2}}{3^{-10}\cdot3^0}  

a)

 1318\frac{1}{3^{18}}  

b)

 138\frac{1}{3^8}  

c)

 383^8  

d)

 3283^{28}  

6.

Simplify the expression.

 m−1⋅m2m5⋅m−4\frac{m^{-1}\cdot m^2}{m^5\cdot m^{-4}}  

a)

 1m6\frac{1}{m^6}  

b)

 11  

c)

 m3m^3  

d)

 m6m^6  

7.

Simplify the expression.

 (c2⋅c4c3)3\left(\frac{c^2\cdot c^4}{c^3}\right)^3  

a)

 1c9\frac{1}{c^9}  

b)

 c6c^6  

c)

 c9c^9  

d)

 c15c^{15}  

8.

When raising an exponent to a higher power, the shortcut of _____________ can be used to simplify the expression.  Ex:

 (22)5\left(2^2\right)^5  

a)

addition

b)

subtraction

c)

multiplication

d)

division

9.

When multiplying with exponents, the shortcut of _____________ can be used to simplify the expression. Ex:

 22⋅252^2\cdot2^5  

a)

addition

b)

subtraction

c)

multiplication

d)

division

10.

When dividing with exponents, the shortcut of _____________ can be used to simplify the expression. Ex:

 2522\frac{2^5}{2^2}  

a)

addition

b)

subtraction

c)

multiplication

d)

division

11.

Any base that is being raised to the power of zero will always have a value of ________. Ex:

 404^0  

a)

zero

b)

a negative number

c)

a positive number

d)

one

12.

Which of the following choices would be equal to

 162\frac{1}{6^2}  .  Choose all the apply.

a)

 6−4⋅666^{-4}\cdot6^6  

b)

 16⋅16\frac{1}{6}\cdot\frac{1}{6}  

c)

 6−26^{-2}  

d)

 (62)−1\left(6^2\right)^{-1}  

e)

 646−2\frac{6^4}{6^{-2}}  

13.

Simplify the expression.

 (10−610−3)0\left(\frac{10^{-6}}{10^{-3}}\right)^0  

a)

 1103\frac{1}{10^3}  

b)

 11  

c)

 10310^3  

d)

 10910^9  

14.

Which of the following would not be equivalent to 848^4 ? 

a)

 8−682\frac{8^{-6}}{8^2}  

b)

 (8−1)−4\left(8^{-1}\right)^{-4}  

c)

 86⋅8−28^6\cdot8^{-2}  

d)

 8−28−6\frac{8^{-2}}{8^{-6}}  

15.

Simplify. Write your answer as a positive exponent.

6−16^{-1}  

a)

−6-6  

b)

00  

c)

  16\frac{1}{6}  

d)

66  

16.

Simplify. Write your answer as a positive exponent.

83⋅ 8−78^3\cdot\ 8^{-7}  

a)

1810\frac{1}{8^{10}}  

b)

184\frac{1}{8^4}  

c)

848^4  

d)

8108^{10}