This question is from trigonometry topic – trigonometric identities in which we have been asked to prove that (cosecθ + cotθ)/(cosecθ – cotθ) = (cosecθ + cotθ)² = 1 + 2cot²θ + 2cosecθcotθ RS Aggarwal, Class 10, chapter 13A, question no ...

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This question is from trigonometry topic – trigonometric identities in which we have been asked to prove that (sinθ-cosθ)/(sinθ+cosθ) + (sinθ+cosθ)/(sinθ-cosθ) = 2/(sin²θ-1) RS Aggarwal, Class 10, chapter 13A, question no 23(i)

This is the basic and conceptual question from trigonometry Topic – trigonometric identities We have to prove that sinθ/(cotθ+cosecθ) – sinθ/(cotθ-cosecθ) = 2 RS Aggarwal, Class 10, chapter 13A, question no 23.

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

This question is from trigonometry topic – trigonometric identities in which we have to prove that √(1+cosθ)/(1-cosθ) + √(1-cosθ)/(1+cosθ) = 2cosecθ RS Aggarwal, Class 10, chapter 13A, question no 21(iii)

This question is from trigonometry topic – trigonometric identities in which we have to show that (secθ-1)/(secθ+1) = sin²θ/(1+cosθ)² RS Aggarwal, Class 10, chapter 13A, question no 20(i).

This question is from trigonometry topic trigonometric identities in which we have to prove that cotθ/(cosecθ+1) + (cosecθ+1)/cotθ = 2secθ RS Aggarwal, Class 10, chapter 13A, question no 19(ii).

This is the basic and exam oriented question as it is already asked in previous year paper of 2007 in which we have to prove that cosec^4 θ – cosec^2 θ = cot^4 θ + cot^2θ RS Aggarwal, Class 10, chapter ...

This question is from trigonometry topic trigonometric identities in which we have to show that sin^2 θ + cos^4 θ = cos^2 θ + sin^4 θ RS Aggarwal, Class 10, chapter 13A, question no 17(ii)

This question is from trigonometry topic – trigonometric identities in which we have to prove that sin^6 θ + cos^6 θ = 1-3sin²θcos²θ RS Aggarwal, Class 10, chapter 13A, question no 17(i)