Why isn't the plot showing up? (new on programing)

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simon ericsson
simon ericsson 2021-10-17
评论： simon ericsson 2021-10-17
x = linspace(-10,10,100);
y = @(x) (x.^2 + x.^2 + 3.*x)/(x.^2 + 4.*x + 5);
plot(x,y(x),'r','LineWidth',2)

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KSSV
KSSV 2021-10-17
Ran in:
x = linspace(-10,10,100);
y = @(x) (x.^2 + x.^2 + 3.*x)./(x.^2 + 4.*x + 5); % element by elememnt division
plot(x,y(x),'r','LineWidth',2)

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