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Home > CCA2 > Chapter 2 > Lesson 2.2.3 > Problem 2-125

2-125.

Decide whether each of the following functions is even, odd, or neither. Show or explain your reasoning. Homework Help ✎

  1. For this equation, does or does ?

    Substitute −x for x and simplify.

    This result is not the same as the original, so it's not even, and it's not equal to the opposite, so it's not odd. The opposite of the equation would be

  2. For this equation, does or does ?

    Since
    and
    this equation is neither even nor odd.

  3. See parts (a) and (b).

    Yes, , making this even.