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# Graphing an equation

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Plot the graph of:

y= x^2-2x

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##### Solution Summary

This shows how to graph a given parabolic equation.

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y = x^2 - 2x = x*(x-2) ...(1)

If y = 0 => x = 0 and x =2

Hence, the given curve intersects x-axis at x = 0 and x = 2.

Differentiate Eqn (1) with respect to x:

dy/dx = 2*x -2 ...

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- BEng, Allahabad University, India
- MSc , Pune University, India
- PhD (IP), Pune University, India

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