A-level Mathematics/Edexcel/Core 1/Differentiation

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Differentiation is the opposite to integration and you use dy/dx. you drop the power in the front of the equation and you decrease the power by 1.

E.g. y = 3x^2 + 4x^5 becomes

\frac{dy}{dx} = 6x^1 + 20x^4 or \frac{dy}{dx} = 6x + 20x^4

Quite easy when you know how!