Unit Test — Unit test Answers

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Reba needs to simplify the expression below.Which operation should she perform first?

Question illustration
A
addition
B
subtraction
C
multiplication
D
division
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Which statements apply to the expression ? Check all that apply.

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A
The base is .
Option A
B
The base is 3.
C
The exponent is 3.
D
The expanded form is .
Option D
E
The expanded form is .
Option E
F
(Three-fifths) cubed = StartFraction 9 Over 15 EndFraction
Option F
G
(Three-fifths) cubed = StartFraction 27 Over 125 EndFraction
Option G
23

What is the value of the expression ?

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A
24
B
83
C
512
D
6,561
24

What is written in expanded form?

Question illustration
A
5 + 5 + 5 + 5 + 5 + 5
Option A
B
5 times 5 times 5 times 5 times 5 times 5
Option B
C
6 + 6 + 6 + 6 + 6
Option C
D
6 times 6 times 6 times 6 times 6
Option D
25

What is the exponential form of the expanded form below?

Question illustration
A
4 times 6
Option A
B
4 superscript 6
Option B
C
6 superscript 4
Option C
D
4 cubed
Option D

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