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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §8.3 Area of a Surface of Revolution, #4 · Calculus · Applications of integrals

Find the surface area when curves revolve around the $x$ axis.

$y = 4 - x^{2}, 0 ⩽ x ⩽ 2$

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §8.3 Area of a Surface of Revolution, #4

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