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Answer:
sinA−cosA+1/ Sin A + cos A-1
=sinA+(1−cosA)/Sin A -(1-cos A
=2sin A/2 cos A/2−2sin22A2sin 2Acos 2A+2sin22A
=cos 2A +sin 2A/cos A/2-sin A/2
cot 2A −1/cost A/2+1=cot (A-A/2
=cos( 4πA )×sin( 4π − A ) =1−cos( 2π−Asin( 2 −A
=sin(π )×sin( 4π − 2cos(π − 2A)×sin( 4π-2A)×sin(
Step-by-step explanation:
Answer:
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