Ts Eamcet
Trigonometric Ratios And Identities
TG EAPCET 2025 (Online) 4th May Evening Shift
MCQ+1 / -02025
If $\cos \alpha=\frac{l \cos \beta+m}{l+m \cos \beta}$, then $\left(\frac{\tan \frac{\alpha}{2}}{\tan \frac{\beta}{2}}\right)^2=$
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