% Mat-1.192 Harj. 3 ratkaisuja
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%(1)

%%%%%%% Input %%%%%%%%%%%%%
x=linspace(-2,2,20);
y=x;
[X,Y]=meshgrid(x,y);
Z=exp(X).*(4*X.^2+2*Y.^2+4*X.*Y+2*Y+1);
surf(x,y,Z)

x=linspace(-2,1,20);


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%%%%% Istunto: %%%%%%%%%%%%%%%%



% (2)
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