Barrons AP Calculus - David Bock
dmanu
(dmanu)
2022-08-30 04:58:57 UTC
#1
(E) f ′(x) = 4x^3 − 8x = 4x(x^2 − 2). f ′ = 0 if x = 0 or
f ′′(x) = 12x^2 − 8; f ′′ is positive if x = negative if x = 0.
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