Home/ Questions/Q 4627
In Process
Adv
Rajan@2021
  • 0
Guru
Asked: 2021-04-09T23:57:50+05:30 In:

Prove that: (cos³θ+sin³θ)/(cosθ+sinθ) + (cos³θ-sin³θ)/(cosθ-sinθ) = 2

  • 0

This question is from trigonometry topic –  trigonometric identities in which we have to prove that

(cos³θ+sin³θ)/(cosθ+sinθ) + (cos³θ-sin³θ)/(cosθ-sinθ) = 2

RS Aggarwal, Class 10, Chapter 13A,  question no 22

class 10 cbsers aggarwaltrigonometric identities
Share

    1 Answer

    1. Guru
      Prove that: (cos³θ+sin³θ)/(cosθ+sinθ) + (cos³θ-sin³θ)/(cosθ-sinθ) = 2

      Hope it helps you.

      • 0
    Leave an answer

    Leave an answer

    Browse

    Choose from here the video type.

    Put Video ID here: https://www.youtube.com/watch?v=sdUUx5FdySs Ex: "sdUUx5FdySs".

    Captcha Click on image to update the captcha.

    Related Questions

    Adv