Given that x²cos y-sin y=0

please help me on the following:prove the identity. cos4x = 1-8sin^x2cos^2x
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2. asked by John
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please help me on the following:prove the identity. cos4x = 1-8sin^x2cos^2x
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2. asked by John
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1 A particle is moving in a stright line with the position at any time t is given by s= t³–9t²+3t+1,where s in meters and t
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. Given that x²cos y_sin y=0,(0,π).A. Verify that the given points on the curve. B.use implicit differention to find the slope
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2. asked by Abdullah11
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Given that x²cos y-sin y=0 ,(0,π):a)verfiy that given point is on the curve. b)use implicit differentiation to find the slope
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2. asked by Abdullah11
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