Answer:
F^-1(x)=0.125x-0.125
Step-by-step explanation:
Y=8x+1
X=8y+1
8y=x-1
Y=0.125x-0.125
f(x)=8x+1
let f(x)=y
y=8x+1
interchange x&y
x=8y+1
x-1=8y
y=x-1/8So,
f-1(x)= x-1/8
