Mathematics, 12.10.2021 02:40 genyjoannerubiera

If f (x) and f -1(x) are inverse functions of each other and f(x)=2x+5, 4, what is f -1(8) -1
3/2
41/8
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If f (x) and f -1(x) are inverse functions of each other and f(x)=2x+5, 4, what is f -1(8)

-1
3/2

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If f (x) and f -1(x) are inverse functions of each other and f(x)=2x+5, 4, what is f -1(8) -1