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plotting a discrete signal that starts from -2

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ayman daraghmah
ayman daraghmah el 16 de Sept. de 2015
Editada: Adam el 16 de Sept. de 2015
x=[1,-2,4,6,-5,8,10];
stem(x);
i want to plot x , but x(0)=-5.

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Adam
Adam el 16 de Sept. de 2015
Editada: Adam el 16 de Sept. de 2015
If you don't want just default x-axis values of 1 upto the length of the array you need to define the values and plot e.g.
stem( x, y )
where y would normally be what you have called x and x would be e.g.
x = -4:2
y = [1,-2,4,6,-5,8,10];
I guess if you want x = 0 at y = -5.

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