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**God****Member**- Registered: 2005-08-25
- Posts: 59

Does anyone know how to prove the taylor series expansion for (x)=sin x ?

thx

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,639

sin(x) = sin(0) + xcos(0) −x²sin(0)/2! − x³ cos(0)/3!

+ x^4 sin(0)/4! - x^5 cos(0)/5! + ...............

= x - x³/3! + x^5/5! - x^7/7!................

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