1.

$$\frac{{{\text{tan}}\theta }}{{1 - {\text{cot}}\theta }}{\text{ + }}\frac{{{\text{cot}}\theta }}{{1 - {\text{tan}}\theta }}$$is equal to?

A. - tanθ - cotθ
B. anθ - cotθ +1
C. otθ - tanθ + 1
D. anθ + cotθ + 1
Answer» E.


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