Mathematics · Trigonometry
निम्नलिखित में से कौन सी एक मानक त्रिकोणमितीय सर्वसमिका है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1sin2A + cos2A = 1✓
- 2tan2A + cos2A = 1
- 3sin2A - cos2A = 1
- 41 + sin2A = cos2A
सही उत्तर देखें
sin2A + cos2A = 1
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