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#1
Feb 12 2014 07:02pm
Need these graphed with free software plz
i just need the name of the software/some help ty

f(x,y) = ln (1-x^2-y^2)

f(x,y) = 1/x-y^2

f(x,y) = (sqrt (x^2+y^2))/(x^2-y^2)

f(x,y) = 2-2*x-4*y
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#2
Feb 12 2014 07:12pm
winplot
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#3
Feb 12 2014 07:13pm
Quote (saber_x3 @ Feb 12 2014 07:12pm)
winplot


already downloaded, i dont know how to insert a function with 2 variables :/
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#4
Feb 12 2014 07:34pm
Quote (ClubRocker @ Feb 12 2014 07:13pm)
already downloaded, i dont know how to insert a function with 2 variables :/


i dont remeber but it should be in there, or wolframalpha.com and screen shot
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#5
Feb 13 2014 11:52am
just use Geogebra, open source and great :P
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#6
Feb 13 2014 02:54pm
Microsoft Mathematics
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