Hi Can someone help me solve the following equations, coz i have tired and i cannot understand how to do them. 1)sin(2x)=cos(x) 2)sin(8x)=cos(4x) P.S
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Originally Posted by Paymemoney Hi Can someone help me solve the following equations, coz i have tired and i cannot understand how to do them. 1)sin(2x)=cos(x) 2)sin(8x)=cos(4x) P.S 1) or . Case 1: , where is an integer representing the number of times you have gone around the unit circle... Case 2: . So .
Originally Posted by Paymemoney Hi Can someone help me solve the following equations, coz i have tired and i cannot understand how to do them. 1)sin(2x)=cos(x) 2)sin(8x)=cos(4x) P.S 2) Note that if we let we have the exact same equation as in Q.1. So
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