Math, asked by sam94, 1 year ago

sin A ÷ 1 + cos A = 1 - cos A ÷ sin A

Answers

Answered by abdulasif

1

SinA/1 =1 so, SinA+cosA=1-cosA/sinA. [Squares on both sides] Sin2A +cos2A=1-cos2A/sin2A Using identity 1=sin2A/sin2A 1=1

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