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Example 8 - Find value of sin 31pi/3 - Chapter 3 Class 11 - Examples

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Example 8 Find the value of sin (31" " π" " )/3 sin 31"π " /3 = sin (10π + 1/3 "π ") = sin (5 × (2π) + 1/3 "π ") = sin (1/3 " π" ) = sin (1/3 " × 180°" ) = sin 60° = √3/2

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.