CUET · MATHS · PYQ PAPER 2023
The value of \(\sin ^{-1}\left(\frac{8}{17}\right)+\sin ^{-1}\left(\frac{3}{5}\right)\) is :
- A \(\sin ^{-1}\left(\frac{77}{85}\right)\)
- B \(\cos ^{-1}\left(\frac{77}{85}\right)\)
- C \(\tan ^{-1}\left(\frac{77}{85}\right)\)
- D \(\cot ^{-1}\left(\frac{77}{85}\right)\)
Answer & Solution
Correct Answer
(A) \(\sin ^{-1}\left(\frac{77}{85}\right)\)
Step-by-step Solution
Detailed explanation
\( \sin^{-1}x + \sin^{-1}y = \sin^{-1}\left(x\sqrt{1-y^2} + y\sqrt{1-x^2}\right) \)…
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