3 years ago

Simplify 1/9^-3? A. 1/-27 B. 9^3 = 729 C.1/-729 D. 9^-3 = -27

2 answers:

8 0

Exponent rule : a^-b = 1 / (a^b)

1/9 ^-3 =
1 / (1/9^3) =
1 / (1^3) /(9^3) =
1 / (1/729) =
1 * 729/1 =
729

ur answer is B

uysha [10]3 years ago

4 0

The answer is b) 9^3 = 729

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