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plot a quadratic equation

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Anvinder  Singh
Anvinder Singh on 29 Feb 2016
Answered: Star Strider on 29 Feb 2016
I am to plot a quadratic equation and see how it looks . This is my code : x=[-1:0.05:3]; f=(3*(x.^2))-(2*x); plot(f) xlim([-3 90]);
when i check online graphs fro this equation mine doesnt exactly match ?

Answers (1)

Star Strider
Star Strider on 29 Feb 2016
I don’t know what doesn’t ‘exactly match’, but perhaps changing your plot call to:
plot(x,f)
will help.

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