If \( \cos (\alpha+\beta)=\frac{3}{5}, \sin (\alpha-\beta)=\frac{5}{13} \) and \( 0<\al....
Question If \( \cos (\alpha+\beta)=\frac{3}{5}, \sin (\alpha-\beta)=\frac{5}{13} \) and \( 0<\alpha, \beta<\frac{\pi}{4} \), then \( \tan (2 \alpha) \) is equal to:
(A) \( \frac{21}{16} \)
(B) \( \frac{63}{52} \)
(C) \( \frac{33}{52} \)
(D) \( \frac{63}{16} \)📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live
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