Question

Find and simplify the expression if

Answer 1

`f ( 2 x ) = 4 x ^ 2 - 8`

Explanation:

We are given the following expression and we are to simplify the given function:

`f ( x ) = x ^ 2 - 8`

Applying the function
`f(2x)` on
`f ( x ) = x ^ 2 - 8` to get:

`f ( 2 x ) = ( 2 x ) ^ 2 - 8`

`f ( 2 x ) = 4 x ^ 2 - 8`