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1) What is the derivative of ey with respect to x? 2) if cos y =xcos(a+y), with cos a not equal to +_1. Prove that dy/dx = cos2(a+y)/sin a. |
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Answer» 1) What is the derivative of ey with respect to x? 2) if cos y =xcos(a+y), with cos a not equal to +_1. Prove that dy/dx = cos2(a+y)/sin a. |
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