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Question : 160 of 200
Marks:
+1,
-0
Solution:
We have,
‌tan‌θ+cot‌θ=2‌⇒‌‌‌+‌=2‌⇒‌‌‌| sin‌2θ+cos2θ |
| sin‌θ‌cos‌θ |
=2‌⇒‌‌1=2sin‌θ‌cos‌θ⇒sin‌2θ=1‌⇒‌‌2θ=‌⇒θ=‌‌‌ Thus, ‌‌‌sin‌θ=sin‌‌=‌‌
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