Question

Given a function F: RR defined by f(x) = 4x+1
find its inverse.​

Answer 1

Answer:

(x-1)÷4

Step-by-step explanation:

f(x)=4x+1=y

→f ⁻¹(y) = x

again, y=4x+1

►4x=y-1

►x=(y-1)÷4

►f ⁻¹(y)=(y-1)÷4

►f ⁻¹(x)=(x-1)÷4