Question

y = 2x2 + 2 Inverse function

Answer 1

Write x as y and y as x

And then get the value of y in terms of x.

Understood? :)

Answer 2

y = 2x^2 + 2

x = 2y^2 + 2

\[y^2 = \frac{x-2}{2}\]

\[y = \sqrt{\frac{x-2}{2}}\]

Do all inverse questions like this. :)