3 years ago

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

1 answer:

5 0

<span>27^-2/3
= (3^3)^-2/3
= 3^-2
= 1/3^2
= 1/9

answer
</span><span>B. 1/9</span>

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