Rational Exponents Answers

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Which expression is equivalent to ?

Question illustration
A
x Superscript two-ninths
Option A
B
x Superscript two-thirds
Option B
C
x Superscript eight-ninths
Option C
D
x Superscript seven-thirds
Option D
3

Which expression is equivalent to ?

Question illustration
A
StartFraction 1 Over RootIndex 5 StartRoot x cubed EndRoot EndFraction
Option A
B
StartFraction 1 Over RootIndex 3 StartRoot x Superscript 5 Baseline EndRoot EndFraction
Option B
C
Negative RootIndex 3 StartRoot x Superscript 5 Baseline EndRoot
Option C
D
Negative RootIndex 5 StartRoot x cubed EndRoot
Option D
5

Which expression is equivalent to ?

Question illustration
A
RootIndex 16 StartRoot 4 Superscript 5 Baseline EndRoot
Option A
B
StartRoot 2 Superscript 5 EndRoot
Option B
C
2
D
4
7

Which expression is equivalent to ?

Question illustration
A
–8
B
Negative RootIndex 3 StartRoot 32 Superscript 5 Baseline EndRoot
Option B
C
StartFraction 1 Over RootIndex 3 StartRoot 32 Superscript 5 Baseline EndRoot EndFraction
Option C
D
One-eighth
Option D
8

Which of the following is equivalent to ?

Question illustration
A
5–4
B
54
C
RootIndex 7 StartRoot 5 cubed EndRoot
Option C
D
RootIndex 3 StartRoot 5 Superscript 7 Baseline EndRoot
Option D
9

Which expression is equivalent to ?

Question illustration
A
StartRoot x y Superscript 9 Baseline EndRoot
Option A
B
RootIndex 9 StartRoot x y squared EndRoot
Option B
C
x (StartRoot y Superscript 9 EndRoot)
Option C
D
x (RootIndex 9 StartRoot y squared EndRoot)
Option D
10

Which expression is equivalent to ?

Question illustration
A
x cubed (RootIndex 3 StartRoot y EndRoot)
Option A
B
x Superscript 9 Baseline (RootIndex 3 StartRoot y EndRoot)
Option B
C
x Superscript 27 Baseline (RootIndex 3 StartRoot y EndRoot)
Option C
D
x Superscript 24 Baseline (RootIndex 3 StartRoot y EndRoot)
Option D

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