JEE Trigonometry Question on Alpha Beta and Tan 2 Alpha
Question $$text{Let } cos(alpha+beta)=frac45text{ and }sin(alpha-beta)=frac5{13},quad0leqalpha,betaleqfrac{pi}{4}.$$ $$text{Then } tan 2alpha =$$ (A) ( frac{25}{16} ) (B) ( frac{56}{33} ) (C) […]