

MCQOPTIONS
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1. |
$$\sqrt {\frac{{1 + {\text{sin }}\theta }}{{1 - {\text{sin }}\theta }}} $$+ $$\sqrt {\frac{{1 - {\text{sin }}\theta }}{{1 + {\text{sin }}\theta }}} $$is equal to? |
A. | cosθ |
B. | sinθ |
C. | cotθ |
D. | secθ |
Answer» E. | |