Question

Help pleaseeeeeeeeeeeeeeeee

Answer 1

f⁻¹(x) =
`(√(x))/(2)` , -
`(√(x) )/(2)`

Explanation:

f(x) = 4x²

rewrite as:

y = 4x²

Interchange the variables, then solve for y:

x = 4y²

y² = x/4

y = √x/2, -√x/2

Answer:

f⁻¹(x) =
`(√(x))/(2)` , -
`(√(x) )/(2)`