Barrons AP Calculus - David Bock
dmanu
(dmanu)
2022-08-30 04:58:57 UTC
#1
Part B
(D) Since h is increasing, h ′ ≥ 0. The graph of h is concave downward for x < 2 and upward
for x > 2, so h ′′ changes sign at x = 2, where it appears that h′ = 0 also.
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