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Unit 3 Quiz Review CW - Exponents

Total questions: 20

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

Simplify. Your answer should contain only positive exponents.

x3 * x4 =

a)

x12

b)

x7

c)

12x

d)

x-1

2.

Simplify. Your answer should contain only positive exponents.

(2ab2)0

a)

2ab1

b)

2ab2

c)

1

d)

0

3.

Exponents Power Rule: When Raising Powers to Another Power...

a)

Keep the base and ADD the exponents.

b)

Keep the base and MULTIPLY the exponents.

c)

Keep the base and SUBTRACT the exponents.

4.

Simplify. Your answer should contain only positive exponents.

(x5)6

a)

x25

b)

x

c)

x11

d)

x30

5.

Simplify. Your answer should contain only positive exponents.

x6x2\frac{\text{}x^6}{\text{}x^2}  

a)

x4

b)

x3

c)

x12

d)

x8

6.

Simplify. Your answer should contain only positive exponents.

4x22x\frac{4x^2}{2x}  

a)

4x2

b)

2x2

c)

2x

d)

8x

7.

Simplify: Your answer should contain only positive exponents.

x-5 

a)

1x5\frac{1}{x^5}  

b)

x5

c)

-5x 

8.
Anything raised to a power of zero is always: 
a)
0
b)
1
c)
itself
d)
negative
9.
25 is the same as 2 x 5.
a)
True
b)
False
10.
8⁷ ⁄ 8²
a)
8⁵
b)
8⁹
c)
8¹⁴
d)
1⁵
11.
Simplify:  (5p9q3)(2pq7)
a)
7p10q10
b)
10p9q21
c)
10p10q10
d)
10p8q-4
12.
  simplify    7-2
a)
1/7= 1/49
b)
-49
c)
-14
d)
1/14
13.
According to exponent rules, when we raise a power to a power we _______ the exponents.
a)
add
b)
subtract
c)
multiply
d)
divide
14.

Rewrite: 4-3

a)

143\frac{1}{4^3}  

b)

143\frac{1}{4^{-3}}  

c)

434^3  

d)

143\frac{1}{-4^3}  

15.

Rewrite: 7-5

a)

757^5  

b)

175\frac{1}{7^{-5}}  

c)

175\frac{1}{7^5}  

d)

175\frac{1}{-7^5}  

16.

To get rid of a negative exponent you need to...

a)

Just erase it

b)

Find the reciprocal

c)

Multiply it by a negative

d)

Add a one to it

17.

10210^2  Identify the base 

a)

10

b)

2

18.

10210^2  Identify the exponent

a)

10

b)

2

19.

Which is greater, 26540 or 50?

a)

26540

b)

50

c)

They are the same value

d)

Zero is greater

20.

An exponent of 3 is also called

a)

prime

b)

perfect

c)

cubed

d)

squared