Let P(a, a 2 ), a > 0, be any point on the part of the parabola
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Let P(a, a2), a > 0, be any point on the part of the parabola y = x2 in the first quadrant, and let R be the region bounded by the parabola and the normal line through P. (See the figure.) Show that the area of R is smallest when a = 1/2 .
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Related Book For
Calculus Early Transcendentals
ISBN: 9781337613927
9th Edition
Authors: James Stewart, Daniel K. Clegg, Saleem Watson, Lothar Redlin
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