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27^-2/3 A. 9 B. 1/9 C. -1/9 D. -9
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3 votes
27^-2/3

A. 9
B. 1/9
C. -1/9
D. -9

User Igor Krivokon
by
8.2k points

1 Answer

3 votes
27^-2/3
= (3^3)^-2/3
= 3^-2
= 1/3^2
= 1/9

answer
B. 1/9
User Ioannis Deligiannis
by
7.8k points
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