Question

What is the inverse of f(x) = 2x-3

Answer 1

f⁻¹(x) = 1/2 x -3/2

Explanation:

f(x) = 2x-3 ... y = 2x -3

replace x and y: x' = 2y' -3

solve y': y' = 1/2 x' - 3/2

f⁻¹(x) = 1/2 x -3/2