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The Mathematics Enthusiast

Volume

13

Issue

3

Abstract

This article revisits an integral of radical trigonometric functions. It presents several methods of integration where the integrand takes the form 1+/- sin x or 1+/- cos x. The integral has applications in Calculus where it appears as the length of cardioid represented in polar coordinates.

First Page

243

Last Page

254

Included in

Mathematics Commons

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