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Hi guys I want to ask something I am new here. how can I plot the function f= x2 between the numbers -5 and 5

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Waleed Alrabghi
Waleed Alrabghi 2016-2-11
评论： Star Strider 2016-2-11
Hi guys I want to ask something I am new here. how can I plot the function f= x2 between the numbers -5 and 5

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Star Strider
Star Strider 2016-2-11
I’m not certain what you want, but one of these should work:
x = linspace(-5,5);
f1 = x*2;
f2 = x.^2;
figure(1)
subplot(2,1,1)
plot(x, f1)
title('f(x) = x\cdot2')
grid
subplot(2,1,2)
plot(x, f2)
title('f(x) = x^2')
grid

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Waleed Alrabghi
Waleed Alrabghi 2016-2-11
Thank you star :)

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