Question:
If a=cos2α+isin2α and b=cos2β+isin2β then _______
If a=cos2α+isin2α and b=cos2β+isin2β then _______
Updated On: Mar 12, 2025
- \(\sqrt{ab}=cos(\alpha+\beta)-isin(\alpha+\beta)\)
- \(\sqrt{ab}=cos(\alpha+\beta)+isin(\alpha+\beta)\)
- \(\sqrt{ab}=sin(\alpha+\beta)+icos(\alpha+\beta)\)
- \(\sqrt{ab}=sin(\alpha+\beta)-icos(\alpha+\beta)\)
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The Correct Option is B
Solution and Explanation
The correct answer is(B): \(\sqrt{ab}=cos(\alpha+\beta)+isin(\alpha+\beta)\)
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