How do I us the Limit definition of derivative on $f (x) = sin (x)$ $f(x)=sin(x)$ ?

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How do I us the Limit definition of derivative on $f (x) = sin (x)$ $f(x)=sin(x)$ ?

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Answer 1 · 2014-08-04T01:20:58

Here's a video demonstrating how to use the Limit definition. You need to know the expansion $sin (a + b) = sin a cos b + cos a sin b$ $sin(a+b)=sinacosb+cosasinb$ to complete the proof.

Differentiating sin(x) from first principles

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How do I us the Limit definition of derivative on $f (x) = sin (x)$ $f(x)=sin(x)$ ?

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How do I us the Limit definition of derivative on f(x)=sin(x)f(x)=sin(x)f(x)=sin(x)?

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How do I us the Limit definition of derivative on $f (x) = sin (x)$ $f(x)=sin(x)$ ?