x=nπ,2nπ±(π4),and2nπ±(3π4) where n∈Z. Explanation: →sin2xcosx=sinx. →2sinx⋅cos2x−sinx=0. →sinx(2cos2x−1)=0. →→sinx⋅(√2cosx+1)⋅(√2cosx−1)=0.
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