AP EAMCET · Maths · Trigonometric Equations
If \(\cos (\alpha+\beta)=\frac{4}{5}, \sin (\alpha-\beta)=\frac{5}{13}\) and \(\alpha, \beta\) between 0 and \(\frac{\pi}{4}\), then \(\tan 2 \alpha\) is equal to
- A \(\frac{56}{33}\)
- B \(\frac{33}{56}\)
- C \(\frac{16}{65}\)
- D \(\frac{60}{61}\)
Answer & Solution
Correct Answer
(A) \(\frac{56}{33}\)
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