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Determine algebraically whether the function is even, odd, or neither even nor odd. Then check your work graphically, where possible, using a graphing calculator.
(a) f(x) = -3x3 + 2x
(b) f(x) = 7x3 + 4x -2
(c) f(x) = 5x2 + 2x4 - 1 |
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