### Home > CALC > Chapter 2 > Lesson 2.3.3 > Problem 2-125

2-125.

Determine if the following functions are even, odd, or neither. Explain how you determined your choice.

is an odd function. Definition of odd functions:

*Therefore,*

Explore what looks like:

Hence

This is the definition of an even function: .

Test for even:

; not even

Test for odd: