Math, asked by monirul3031, 1 year ago

Sina/1-cosa+tana/1+cosa=cosa +seca*cosec a

Answers

Answered by karamvirsingh7p7bwae

0

Answer:

ur ans hope helpfull

Step-by-step explanation:

SinA/(1+CosA)=SinA(1-CosA)/1-Cos^2 A

=SinA(1-CosA)/Sin^2 A

=(1-CosA)/SinA

=CosecA-CotA

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