# Derivative

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Derivative is a very important subject about which there is a lot to say.

For example, this sentence. And then another one.

This is a section about Derivative!

Derivative is a very important subject about which there is a lot to say.

For example, this sentence. And then another one.

The derivative of a function gives its slope at a point.

More precisely, it give sthe inclination of a tangent line that passes through that point.