Question 549570
h(x)=9x-4
replace h(x) with a y:
y=9x-4
switch x's and y's:
x=9y-4
solve for y:
x=9y-4
x+4=9y
x/9 + 4/9= y
.
Therefore the inverse of:
h(x)=9x-4
is
h^(-1)(x)=x/9 + 4/9