urgent

Asked by pritam | 31st Aug, 2010, 12:05: PM

Expert Answer:

LHS
=sin2A+[ cos2A(cos2A)]
=sin2A+[cos2A(1-sin2A)]
= cos2A +sin2A(1-cos2A)
=cos2A+sin2A(sin2A)
=RHS

Answered by  | 31st Aug, 2010, 04:28: PM

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