Example 9 - Chapter 3 Class 11 Trigonometric Functions
Last updated at Dec. 24, 2019 by Teachoo
Transcript
E ample, 9 Find the value of cos ( 1710 ). cos ( 1710 ) = cos (1710 ) = cos (1710 /180) = cos (19 /2) = cos (9 1/2 ) = cos (10 /2) = cos ( /2) = cos ( 180/2) = cos ( 90 ) = cos 90 = 0
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Chapter 3 Class 11 Trigonometric Functions
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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.