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24-11-2018
Mathematics

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If f(x)= 3^x, then f(-2) equals

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AnimeBrainly AnimeBrainly

24-11-2018

f(x) = 3^x

x = -2

Plug in -2 for x

f(-2) = 3^(-2)

Simplify.

f(-2) = 3^-2 = 9^-1 = 1/9

1/9 is your answer for f(-2)

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