

MCQOPTIONS
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1. |
The expression $$\frac{{\tan {{57}^ \circ } + \cot {{37}^ \circ }}}{{\tan {{33}^ \circ } + \cot {{53}^ \circ }}}$$is equal to? |
A. | an30° cot57° |
B. | an57° cot37° |
C. | an33° cot 53° |
D. | an33° cot37° |
Answer» C. an33° cot 53° | |