If tan θ = a/b, prove that (a sin θ − b cos θ)/(a sin θ + b cos θ) = (a2 − b2)/(a2+b2)

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If tan θ = a/b, prove that (a sin θ − b cos θ)/(a sin θ + b cos θ) = (a2 − b2)/(a2+b2) | Tigonometric Ratios | Trigonometry Class 10th | RD Sharma Solution

In this video you will learn how to solve questions of RD Sharma Class 10 Solutions Chapter 10 Trigonometric Ratios Exercise 10.1 | Trigonometry | class 10 Rd Sharma
rd sharma class 10 trigonometry

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  5. introduction to trigonometry
  6. trigonometry by madhukar sir
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