SOLUTION: If f(x) = 2x-4, find f^-1(x)

Question 230791: If f(x) = 2x-4, find f^-1(x)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
If f(x) = 2x-4, find f^-1(x)
------------
y = 2x-4
To find the inverse:
interchange x and y to get:
x = 2y-4
solve for y:
y = (x+4)/2
That is the inverse
==========================
Cheers,
Stan H.
RELATED QUESTIONS
If f(x)=2x-4 find f(q+1) (answered by josgarithmetic,solver91311)

If f(x) = 2x � 4 find f(q +... (answered by josgarithmetic,Shin123)

If f(x) = 2x^3-x^2-8x+4 Find F(-1) Find... (answered by stanbon)

if f(x)=1-2x, find... (answered by Theo)

If f(x)=2x-1 and g(x)=x^2 find : 1. g(g(x)) 2. g(f(x)) 3. f(g(x)) 4.... (answered by fcabanski)

find f^-1(x) if f(x)... (answered by Nate)

find f^-1(x) if f(x)... (answered by venugopalramana)

Find each value if f(x)=-2x+4 1.f(12). 2.f(6).... (answered by Boreal)

Find F(2a) if f(x)=... (answered by ewatrrr)