Find the exact area of the surface obtained by rotating the curve about the x-axis. x = 1/3(y2 + 2)3/2, 1 ≤ y ≤ 2
Added by Bryan C.
Step 1
Given x = (1/3)(y^2 + 2)^3/2, differentiate with respect to y: dx/dy = (1/3)(3/2)(y^2 + 2)^(3/2 - 1)(2y) dx/dy = y(y^2 + 2)^(1/2) Show more…
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