1.

If f(x) is an even function, where f(x) ≠ 0, then which one of the following is correct?

A. f’(x) is an even function
B. f’(x) is an odd function
C. f’(x) may be an even or odd function depending on the type of function
D. f’(x) is a constant function
Answer» C. f’(x) may be an even or odd function depending on the type of function


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