Question

sin a/1- cos a = cosec a + cot a

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Answer 1

the equation will be→sin a/1- cos a = cosec a - cot a

R.H.S:

=SinA/1+CosA

=SinA(1-CosA)/(1+CosA)(1-CosA)

=SinA(1-CosA)/(1-Cos²A)

=SinA(1-CosA)/Sin²A

=(1-CosA)/SinA

=(1/SinA)-(CosA/SinA)

=CosecA-CotA =L.H.S

hence proved.

Answer 2

I hope it will be helpful to you

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