University of South Carolina

X3 — 2X2 — X 2 dx cos x sin2x — 3 sin x +2 2x3 + 3x2 4 dx sec2 x tan2x + 2 tan x +2 x3 + x2 dx x4 + 2x2 1 3 + cos 0 2 — cos O 2 + 2 cos O + sin 0 1 + sin x sec x Sin X dx sin 2x 99. 101. Find the area of the surface generated by revolving the curve y = cosh x, 0 x 1, around the x-axis. 102. Find the length of the curve y = e 103. ................
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