Barrons AP Calculus - David Bock

(dmanu) #1

  1. (C) The graph of f (x) is symmetrical to the origin if f (−x) = −f (x). ln (C), f (−x) = (−x)^3 +
    2(−x) = −x^3 − 2x = −(x^3 + 2x) = −f (x).

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