Barrons AP Calculus - David Bock
dmanu
(dmanu)
2022-08-30 04:58:57 UTC
#1
(C) Let q = (x − 6)^2 + y^2 be the quantity to be minimized. Then
q = (x − 6)^2 + (x^2 − 4);
q ′ = 0 when x = 3. Note that it suffices to minimize the square of the distance.
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