SOLUTION: Identify the inverse of the function f(x)=-7x+2 A) f(x)*-1=x-2/7 B)f(x)*-1=1/7x-2 C)f(x)*-1=1/2-7x D)f(x)*-1=2-x/7

Algebra ->  Inequalities -> SOLUTION: Identify the inverse of the function f(x)=-7x+2 A) f(x)*-1=x-2/7 B)f(x)*-1=1/7x-2 C)f(x)*-1=1/2-7x D)f(x)*-1=2-x/7      Log On


   

Question 856327: Identify the inverse of the function f(x)=-7x+2
A) f(x)*-1=x-2/7
B)f(x)*-1=1/7x-2
C)f(x)*-1=1/2-7x
D)f(x)*-1=2-x/7
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=-7x+2
y=-7x+2
x=-7y+2
7y=2-x Add 7y-x to each side.
y=(2-x)/7
f^(-1)=(2-x)/7
.
Ed