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Question

Multiplicative inverse of (-3/7)to the power of -5
a)(-3/7)to the power of 5
b)(3/5)to the power of -5
c)(5/3)to the power of 5
d)(3/7)to the power of -1

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Solution

when we multiply a number by its "Multiplicative Inverse" we get 1.

Therefor the Multiplicative inverse of (-3/7)to the power of -5 is

a) (-3/7)to the power of 5
As (-3/7)^(-5) = (-7/3)^5

When we multiply (-7/3)^5 with (-3/7)^5 we get 1 hence a) (-3/7)^5




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