Prove- cos A- sin A-1cos A - sin A-1-1cosec A- cot A

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Trigonometric Identity- 1

Prove: cos ...

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Prove: $\frac{c o s A - s i n A + 1}{c o s A + s i n A - 1} = \frac{1}{c o s e c A - c o t A}$

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\frac{c o t A + c o s e c A - 1}{c o t A - c o s e c A + 1} = \frac{1 + c o s A}{s i n A} = c o s e c θ + c o t θ = \frac{s i n A}{1 - c o s A}

\frac{c o s A - s i n A + 1}{c o s A + s i n A - 1} = c o s e c A + c o t A

\frac{s i n A}{1 - c o s A} = c o s e c A + c o t A

Cosa-sina+1/cosa+sina-1=coseca+cota=using the identity cosec2a=1+cot2a

Prove: $\frac{cot A + c o s e c A - 1}{cot A - c o s e c A + 1} = \frac{1 + cos A}{sin A}$

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