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CUET · MATHS · PYQ PAPER 2023

Match List I with List II and choose the correct answer from the options given below:
List - IList - II
(A) \(\sin ^{-1} x+\cos ^{-1} x, x \in[-1,1]\)(I) \(-\frac{\pi}{2}\)
(B) \(\tan ^{-1} \sqrt{3}-\cot ^{-1}(-\sqrt{3})\)(II) \(-\frac{\pi}{6}\)
(C) \(\cos ^{-1}\left(\cos \frac{13 \pi}{6}\right)\)(III) \(\frac{\pi}{2}\)
(D) \(\sin ^{-1}\left(-\frac{1}{2}\right)\)(IV) \(\frac{\pi}{6}\)

  1. A A - III, B - I, C - IV, D - II
  2. B A - IV, B - I, C - II, D - III
  3. C А - II, В - III, С - IV, D - I
  4. D А - І, В - II, С - III, D - IV
Verified Solution

Answer & Solution

Correct Answer

(A) A - III, B - I, C - IV, D - II

Step-by-step Solution

Detailed explanation

(A) \(\sin^{-1} x + \cos^{-1} x = \frac{\pi}{2}\) (B) \(\tan^{-1} \sqrt{3} - \cot^{-1}(-\sqrt{3}) = \frac{\pi}{3} - (\pi - \frac{\pi}{6})\) \(= \frac{\pi}{3} - \frac{5\pi}{6} = -\frac{\pi}{2}\) (C)…