nyiahmechall nyiahmechall

26-02-2020
Mathematics

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Which statement best describes how to determine whether f(x) = x^3 + 5x + 1 is an even function?

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jimrgrant1 jimrgrant1

26-02-2020

Answer:

see explanation

Step-by-step explanation:

If f(x) is an even function, then

f(x) = f(- x)

f(- x) = (- x)³ + 5(- x) + 1 = - x³ - 5x + 1 ≠ x³ + 5x + 1

Thus f(x) is not an even function

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