i want to plot these equations in 3d(adsbygoogle = window.adsbygoogle || []).push({});

Eq 1= 5x^2 - 2y^2 + 4x+ 4y -4 +2xy

Eq 2 =x^2 +3x +2y +xy +5

eq 3 = -7x2 +3x -6y +5xy +2

i tried plot3 with 3 matix of x,y,z but i am not satisfied with the result.

plz if any one know how to plot these equations.let me know

thanks in advance

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# 3d plot in matlab

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