Trigonometric Integrals Powers of Sine and Cosine 5 Examples

Examples using Guidelines A and B at 5:04 , 9:07 and 12:28 Example involving Power-Reducing Identity at 15:45 Example Involving Power Reducing Identity .

Examples at 6:21 10:58 13:14 20:34 Example involving Integration by Parts 22:38 Trigonometric Integrals Powers of Sine and Cosine .

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Power Reducing Formulas for Sine and Cosine, Example 1. In this video, I give a formula for (sinx)^2 and (cosx)^2 in terms of cosx.