Pre-Test
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Active
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Which statement best describes how to determine whether f(x) = x4- x is an even function?
Determine whether (-x)-(x) is equivalent to x1 - x
Determine whether (-4)-(x3) is equivalent to x4 + x3.
Determine whether (-x)4 - (-x) is equivalent to -(x4 - x%).
O Determine whether (-4)-(-x3) is equivalent to -(x4 + x®).