Mathematics · Trigonometry
यदि cos A − sin A = √2 sin A है, तो cos A + sin A किसके बराबर है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1−√2 cos A
- 2−√2 sin A
- 3√2 cos A✓
- 4sin A
सही उत्तर देखें
√2 cos A
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