## Differentiation

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### D1 Limit of a function

Learn how to find limits of functions.

### D2 Gradients, tangents and derivatives

Learn how to find the gradient of a curve at a particular point and so find the tangent to the curve at the point.

### D3 Differentiation from first principles

Learn how to take a derivative of a function using first principles.

### D4 Rules for differentiation

What are the rules of differentiation and how do we use them? Differentiation using common established rules (not needing to use first principles).

### D5 The chain rule

Learn how to use the chain rule to take derivatives of composite functions.

### D6 The product rule

Learn how to differentiate a function that comprises one function multiplied by another function.

### D7 The quotient rule

Learn how to differentiate a function that comprises one function divided by another function.

### D8 Maxima and minima

Learn how to find the maximum or minimum values of a function or graph.

### Differentiation

Watch these videos on differentiation in mathematical functions to develop your maths skills in this area.