1.

If \(\frac{{tan\theta }}{{1 - cot\theta }}{\rm{}} + {\rm{}}\frac{{\cot \theta }}{{1 - \tan \theta }}{\rm{}} = {\rm{}}1{\rm{}} + {\rm{}}k\), then k = _________.

A. cosec θ.sec θ
B. cot θ + sec θ
C. tan θ + sec θ
D. tan θ cosec θ
Answer» B. cot θ + sec θ


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