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Introduction to Differentiation
Corbettmaths An introduction to differentiation. In this video, I demonstrate how to find dy/dx, i.e. the gradient of a tangent to a curve by considering gradients of chords. First principles and the general result is shown.
![Derivatives of Trig Functions (Sin, Cos, Tan) in Calculus [14]](https://i.ytimg.com/vi/ocuZkDGdy1Y/mqdefault.jpg)
![The Derivative in Calculus Defined as a Limit [12]](https://i.ytimg.com/vi/9boavjdulxY/mqdefault.jpg)
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