The function f is defined by f (x) = 2x^2-4.

Find f (-x)

Question

Mathematics

Anastasia Freeman

19 January, 12:20

The function f is defined by f (x) = 2x^2-4.

Find f (-x)

+1

Answers (1)

Know the Answer?

Xiomara Blackwell · Answer 1

First of all, since all powers of x in this function are even, the entire function is even. Thus, using - x as input doesn't change the function. Thus, f (-x) = 2x^2-4.

The function f is defined by f (x) = 2x^2-4.Find f (-x)

The function f is defined by f (x) = 2x^2-4.

Find f (-x)