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Review of Exponent Rules

Total questions: 20

Worksheet time: 58mins

Name
Class
Date
1.

Using exponents, simplify the following expression:


(f-6)(f10)

a)

f16

b)

f4

c)

1/f4

d)

1/f16

2.

Simplify the following expression:


(xyz)0 =

a)

0

b)

1

c)

xyz

d)

-1

3.

Simplify the following expression:


(-12)0

a)

-1

b)

1

c)

12

d)

-12

4.

Rewrite using positive exponents

a)

24

b)

1/24

c)

42

d)

1/42

5.

Using exponents, simplify the following expression

a)

x-7

b)

1/x7

c)

x7

d)

x-9

6.
Anything raised to a power of zero is always: 
a)
0
b)
1
c)
itself
d)
negative
7.
According to exponent rules, when we divide powers we _______ the exponents.
a)
add
b)
subtract
c)
multiply
d)
divide
8.
According to exponent rules, when we multiply powers we _______ the exponents.
a)
add
b)
subtract
c)
multiply
d)
divide
9.
According to exponent rules, when we raise a power to a power we _______ the exponents.
a)
add
b)
subtract
c)
multiply
d)
divide
10.
(2⁸)²
a)
2¹⁶
b)
2¹⁰
c)
2⁶
d)
2⁴
11.

Simplify:  x6x^{-6}  

a)

 1x6\frac{1}{x^6}  

b)

 x6x^6  

c)

 x6-x^6  

d)

 1x6-\frac{1}{x^6}   

12.

What is the missing exponent that will make the equation true?

 8128?=84\frac{8^{12}}{8^?}=8^4  

a)

8

b)

3

c)

16

d)

9

13.
Simplify
m⁵⋅m²
a)
m⁷
b)
c)
m¹⁰
d)
14.
Simplify
(y³)⁵
a)
y¹⁵
b)
y⁸
c)
y⁻²
d)
y
15.

Simplify:

(24)(25)

a)

220

b)

49

c)

420

d)

29

16.

Simplify:

 x5y3xy2\frac{x^5y^3}{xy^2}  

a)

 x4yx^4y  

b)

 x5yx^5y  

c)

 x6y5x^6y^5  

d)

 x4y5x^4y^5  

17.

Simplify:

a)

a8b13

b)

a2b7

c)

a15b30

18.
Can you leave a negative exponent in your answer?
a)
YES
b)
NO
19.

What is the missing exponent that will make the equation true?

 x2x? = x10x^2\cdot x^?\ =\ x^{10}  

a)

8

b)

5

c)

20

d)

12

20.

SELECT ALL of the following expressions that are equivalent to:

 m3m^{-3}  

a)

 1m3\frac{1}{m^3}  

b)

 1m3-\frac{1}{m^3}  

c)

 m3-m^3  

d)

 1mmm\frac{1}{m\cdot m\cdot m}  

e)

 1m1m1m\frac{1}{m}\cdot\frac{1}{m}\cdot\frac{1}{m}