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sin A+cos A4 S sin4-cosd _ 2L =S डयve tha sin A+cosAd sin’ A-cos 4DMLsin A —cos 4 |
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Answer» (sinA+cosA)^2+(sinA-cosA)^2/ sin^2A-cos^2A sin^2A+cos^2A+sin^2A+cos^2A / sin^2A-cos^2A 2/sin^2A-cos^2A |
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