If 1- 1+ = 3 , then find the value of .
Physics · NEET · NTA Exams — Basic Mathematics for Physics
If \(\sqrt{\frac{1-\cos \theta}{1+\cos \theta}}=\sqrt{3}\), then find the value of \(\theta\).
- \(90\)
- \(120^{\circ}\)
- \(60\)
- \(135^{\circ}\)
Answer
(B) 120^
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