Example 2 - Find principal value of cot-1 (-1/root 3) - Examples

  1. Chapter 2 Class 12 Inverse Trigonometric Functions
  2. Serial order wise
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Example, 2 Find the principal value of cot–1 ((−1)/√3) Let y = cot-1 ((−1)/√3) cot y = (−1)/√3 cot y = cot (2π/3) Range of principal value of cot−1 is (0,π) Hence, principal value is 2π/3

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.