Question

What is the inverse relation of the function f(x) = -12 +4?

O y= x - 14
O y(x) = - +14
O y=-x+
O y= {c -

Answer 1

f(x)=7x+12

Put y in place of f(x).

y=7x+12

Switch x and y.

x=7y+12

Solve for y.

x-12=7y

(x-12)/7=y

Put in the f^-1(x) notation.

f^-1(x)=(x-12)/7