Barrons AP Calculus - David Bock

dmanu (dmanu) 2022-08-30 04:58:57 UTC #1

(D) Since f (1) = 0, x − 1 is a factor of f. Since f (x) divided by x − 1 yields x^2 − x − 2, f (x) =
(x − 1) (x + 1) (x − 2); the roots are x = 1,−1, and 2.

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