Mathematics · Trigonometry
यदि x ≠ 45° है, तो [(sin x - 2sin3x) ÷ (2cos3x - cos x)]2 + 1 किसके बराबर है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1tan2x
- 2cot2x
- 3sec2x✓
- 4cosec2x
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sec2x
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