Question

For the function f(x) = (8-2x)2 ,find f-1 . Determine whether f-1 is a function.

A.
f-1(x) = ;f-1 is a function


B.
f -1 (x) = ; f-1 is not a function


C.
f-1(x) = ;f-1 is not a function


D.
f-1(x) = ; f-1 is a function

Its not A!,

Answer 1

f­-1(x) = 8±√x/2; f­-1 is not a function, is the answer

Answer 2

The answer is C I checked and pass the test with the same answer you should be good.