Question: For the functions in Problems do the following: (a) Find f' and f''. (b) Find the critical points of f. (c) Find any inflection points

For the functions in Problems do the following:
(a) Find f' and f''.
(b) Find the critical points of f.
(c) Find any inflection points of f.
(d) Evaluate f at its critical points and at the endpoints of the given interval. Identify local and global maxima and minima of f in the interval.
(e) Graph f.

f(x) = x³ − 3x² − 9x + 15 (−5 ≤ x ≤ 4)

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