Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §7.2 Trigonometric Integrals, #24 · Calculus · Techniques of integration

Write down equation (9) for …, and (10) for …,

Write down equation (9) for $p = q = 1$ , and (10) for $p = 2$ , $q = 1$ . Derive (9) from the addition formulas for $cos (s + t)$ and $cos (s - t)$ in Section 1.5.

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §7.2 Trigonometric Integrals, #24

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