AP EAMCET · Maths · Trigonometric Ratios & Identities
If \((\alpha+\beta)\) is not a multiple of \(\frac{\pi}{2}\) and \(3 \sin (\alpha-\beta)=5\) \(\cos (\alpha+\beta)\), then \(\tan \left(\frac{\pi}{4}+\alpha\right)+4 \tan \left(\frac{\pi}{4}+\beta\right)=\)
- A 0
- B 1
- C 4
- D 2
Answer & Solution
Correct Answer
(A) 0
Step-by-step Solution
Detailed explanation
\(3 \sin (\alpha-\beta)=5 \cos (\alpha+\beta)\)…
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