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Mathematics 16 Online
OpenStudy (anonymous):

Which of the following functions are even? A. f(x) = 3x^6−2|x| B . f ( x ) = cubic√x C. f(x) = 4/(√x^2 + 1)

OpenStudy (kenljw):

Even function f(x) = f(-x) Therefore A C the radical can be + or -?

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