Prove the formula, where and are positive integers. 65. sin mx cos nx dx = 0
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65. " sin mx cos nx dx = 0 o if m +n 66. " sin mx sin nx dx T if m -n 0 if m n 67. (" cos mx cos nx dx T if m = n
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65 Just note that the integrand is odd fx fx Or If ...View the full answer
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