Math, asked by pramodbr4, 9 months ago

(1-sinA+cosA)²=2(1+cosA)(1-sinA)

Answers

Answered by Anonymous

0

Step-by-step explanation:

( 1 - SinA + CosA )²

{(1 + CosA) - SinA }²

(1+CosA)² + Sin²A - 2SinA(1+CosA)

( 1 + Cos²A + 2CosA + Sin²A ) - 2SinA(1+CosA)

2(1 + CosA) - 2SinA(1 + CosA)

2(1 + CosA)(1 - SinA)

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