Example 8 - Find cos (sec-1 x + cosec-1 x) - Chapter 2 NCERT - Examples

  1. Class 12
  2. Important Question for exams Class 12
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Example 8 Find the value of cos (sec–1 x + cosec–1 x), | x | ≥ 1 cos (sec–1 x + cosec–1 x) = cos (𝜋/2) = cos ((180°)/2) = cos 90° = 0

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