Mathematics · Trigonometry
x ∈ &mathbb;R के लिए, निम्नलिखित में से कौन सा कथन असत्य है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1sin(2x) = 2sin(x)cos(x)
- 2cos(2x) = 1 - 2sin2(x)
- 3sin2(x) + cos2(x) = 1
- 4sec2(x) + tan2(x) = 1✓
सही उत्तर देखें
sec2(x) + tan2(x) = 1
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