Woods, Frederick S. (Frederick Shenstone), 1864-, Bailey, Frederick H. (Frederick Harold), 1865- · Boston, New York [etc.] Ginn and Company · leaf 288
Ex. 2. Find the volume generated by revolving around the line xthe figure described in Ex. 1. If P (fig. 172) is a point on the curve,a section of the required solid throughP and perpendicular to All is a circlewith radius PN = u — x. Hence in thegeneral formula of § 129 A = ir (n — x)-and dh — dy.…
Geometry, Analytic · Calculus
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