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If x (|x|<π) and y are the solutions of the equation 12sinx+5cosx=2y2−8y+21, then the value of 12cot(xy2) is

Answer» If x (|x|<π) and y are the solutions of the equation 12sinx+5cosx=2y28y+21, then the value of 12cot(xy2) is


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