Answer :
eplace f(x) with y
swtich x and y
solve for y
replace y with f⁻¹(x)
f(x)=4x+8
y=4x+8
x=4y+8
x-8=4y
1/4x-2=y
y=1/4x-2
f⁻¹(x)=1/4x-2
none of the above
eplace f(x) with y
swtich x and y
solve for y
replace y with f⁻¹(x)
f(x)=4x+8
y=4x+8
x=4y+8
x-8=4y
1/4x-2=y
y=1/4x-2
f⁻¹(x)=1/4x-2
none of the above