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QUESTION SET
QS
A function f(x) is said to be even if f(−x) = f(x), and odd if f(−x) = −f(x). Thus, for example, the function...
Q

Solution

f(x) = |x|3 ∴ f(−x) = |−x|3 = |x|3 = f(x). So the function is even.

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