jasminelewis jasminelewis

02-02-2016
Mathematics

contestada

What is the inverse of the function f(x) = x – 12?

Respuesta :

nobrains nobrains

02-02-2016

Let's rewrite it as y = x - 12

To find inverse, you switch x and y and solve for y.
So you have x = y - 12
x + 12 = y

Now rewrite y as f(x).
The inverse is f(x) = x +12

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