(1+sinA)2+(1+cosA)2=3+2(sinA+cosA) will someone give my answer if she/or he give answer I will mark as a brainliest
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Step-by-step explanation:
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See The Attachment My Friend.....
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Answer:
Step-by-step explanation:
L . H . S:
(1+SinA)² + (1 + CosA)²
= 1 + Sin²A + 2SinA + 1 + Cos²A + 2CosA
= 1 + 1 + (Sin²A + Cos²A) + 2 (SinA+ CosA)
= 2 + 1 + 2(SinA+CosA)
= 3 + 2(SinA + CosA)
= R.H.S
Hence Proved.
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