If f(x)=8x+5, what is f(x)^-1?

asked Jun 1, 2019 108k views

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Answer: Its x-5 / 8

Explanation:

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f(8x+5)^-1=0.2

(8+5)^-1=0.077
5^-1=0.2
8x^-1=0.125
0.125-0.2=-0.075/0.2-0.125=0.075

Dennis Kioko answered Jun 4, 2019

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