Negative Exponents Answers

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1
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What is the quotient of ?

Question illustration
A
StartFraction 1 Over 343 EndFraction
Option A
B
One-seventh
Option B
C
7
D
49
2
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Describe how to simplify the expression .

Question illustration
A
Divide the bases and then add the exponents.
B
Keep the base the same and then add the exponents.
C
Multiply the bases and then subtract the exponents.
D
Keep the base the same and then subtract the exponents.
3

Which expression is equivalent to ?

Question illustration
A
StartFraction 1 Over 2 Superscript 15 Baseline EndFraction
Option A
B
StartFraction 1 Over 2 Superscript 8 Baseline EndFraction
Option B
C
28
D
215
4

Which expression is equivalent to ?

Question illustration
A
-(16)4
B
164
C
RootIndex 4 StartRoot one-sixteenth EndRoot
Option C
D
Negative (one-sixteenth) Superscript negative 4
Option D
5

Describe how can be simplified.

Question illustration
A
Multiply the bases and add the exponents. Then find the reciprocal and change the sign of the exponent.
B
Keep the same base and add the exponents. Then multiply by –1.
C
Keep the base and multiply the exponents. Then multiply by –1.
D
Add the exponents and keep the same base. Then find the reciprocal and change the sign of the exponent.
6

What is the quotient of ?

Question illustration
A
StartFraction x Superscript 9 Baseline Over 32 EndFraction
Option A
B
4x9
C
Negative StartFraction 12 Over x squared EndFraction
Option C
D
–2x9
7

Which expression is equivalent to (3a)–2?

A
StartFraction 1 Over 9 a squared EndFraction
Option A
B
StartFraction 1 Over 3 a squared EndFraction
Option B
C
StartFraction 3 Over a squared EndFraction
Option C
D
StartFraction 9 Over a squared EndFraction
Option D
8

What is the product of ?

Question illustration
A
StartFraction 6 Over y Superscript 8 Baseline EndFraction
Option A
B
StartFraction 1 Over 6 y Superscript 6 Baseline EndFraction
Option B
C
StartFraction 6 Over y Superscript 16 Baseline EndFraction
Option C
D
StartFraction 1 Over 6 y Superscript 16 Baseline EndFraction
Option D
9

Which expression is equivalent to ?

Question illustration
A
–81
B
–12
C
StartFraction 1 Over 81 EndFraction
Option C
D
One-twelfth
Option D

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