y = 4/x - 7
x = 4/(y+7)
so, f(x) = 4/x - 7
f^-1(x) = 4/(x+7)
do the graphs here:
http://rechneronline.de/function-graphs/
If yu meant y = 4/(x-7), of course, things are different.
the function f(x)=4/x-7 is one to one
a. find the inverse of f
b. graph f, f^-1, and y=x on the same set of axes
find the inverse of f
f^-1(x)=
1 answer