$cot\, 7\frac{{{1^0}}}{2}$ $+ tan\, 67 \frac{{{1^0}}}{2} - cot 67 \frac{{{1^0}}}{2} - tan7 \frac{{{1^0}}}{2}$ =
$cot\, 7\frac{{{1^0}}}{2}$ $+ tan\, 67 \frac{{{1^0}}}{2} - cot 67 \frac{{{1^0}}}{2} - tan7 \frac{{{1^0}}}{2}$ =
- A
સંમેય સંખ્યા
- B
અસંમેય સંખ્યા
- C
$2(3 + 2 \sqrt 3)$
- D
$2 (3 -\sqrt 3)$
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