1.

SecA+tanA=m then prove that m2-1/m2+1=sinA

Answer» Previous yr question
N it\'s a simple kosis kro ho jayega
Don\'t worry yeah nii aayega
Failed
After m2 is it minus sign or not
Here it is very difficult to solve such a prove related que.
I need answer
After m2 is it minus
Very very easy...


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