Ex 8.4, 5 - Chapter 8 Class 10 Introduction to Trignometry - Part 8

Advertisement

Ex 8.4, 5 - Chapter 8 Class 10 Introduction to Trignometry - Part 9

Advertisement

  1. Chapter 8 Class 10 Introduction to Trignometry (Term 1)
  2. Serial order wise

Transcript

Ex 8.4, 5 Prove the following identities, where the angles involved are acute angles for which the expressions are defined. ("1+sec" A)/"sec A" ="sin2 A" /"1 cos A" "[Hint : Simplify LHS and RHS separately]" Hence L.H.S = R.H.S Hence proved

About the Author

Davneet Singh's photo - Teacher, Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.