Question 1 (iii) - sin 90 - θ, cos 90 - θ formula - Chapter 8 Class 10 Introduction to Trignometry

Last updated at April 16, 2024 by

Ex 8.3, 1 - Chapter 8 Class 10 Introduction to Trignometry - Part 3

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Question 1 Evaluate : (iii) "cos 48 sin 42 " "cos 48 sin 42 " = "cos (90 42 ) sin 42 " = "sin 42 sin 42 " = 0

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo