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What is the algebraic inverse of the function? f(x) = 2x -6 please include steps

User Mark Jansen
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1 Answer

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Answer:

f^-1(x) = (x +6)/2

Explanation:

The inverse function is found by solving ...

x = f(y)

Here that is the solution to ...

x = 2y -6

x +6 = 2y . . . . . add 6

(x +6)/2 = y . . . divide by the coefficient of y

The inverse function is ...

f^-1(x) = (x +6)/2