Math, asked by guttulaajy2655, 1 year ago

Prove that (sinA+cosA)(1-sinAcosA)=sincubeA+coscubeA

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Answered by ravi34287

0

LHSsin3A+cos3A=(sin A+cos A)(sin2A−sin A cos A+cos2A)=(sin A+cos A)(1−sin A cos A)=RHSHence Proved

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