Trigonometric Functions of Multiple Angles | Important Formulas | Rounak Sir

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We know it's pretty difficult for you to memorize the scary looking lengthy fomulae of Trigonometric Functions of Multiple Angles.
We care for you and that's why we have brought this video to give you simple techniques to memorize the formulas. You don't even have to memorize all , memorize a few and rest can be derived very easily.

Here in this video Rounak Sir will show us how to memorize and derive those scary looking Trigonometric Functions formulae.

Trigonometric Functions of Multiple Angles | Important Formulas | Rounak Sir

#TrigonometricFunctions #Sin2A #Cos3A

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