Error dividing polynomials in plot

8 vues (au cours des 30 derniers jours)
Paul Robbins
Paul Robbins le 29 Jan 2019
Modifié(e) : madhan ravi le 29 Jan 2019
Trying to plot from 3 to 10 but the graph shows blank. The numerator and denominator plot seperately so I think I must be telling matlab to divide in the wrong way. Here is my code:
x3 = linspace(3,10,100);
piot(x3,(2*x3+1)/((3*x3-1).^(1/3)))

Réponse acceptée

Kevin Phung
Kevin Phung le 29 Jan 2019
x3 = linspace(3,10,100);
y = (2.*x3+1)./((3.*x3-1).^(1/3));
plot(x3,y)

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madhan ravi
madhan ravi le 29 Jan 2019
Modifié(e) : madhan ravi le 29 Jan 2019
You just have to put ./ instead of / , it’s called element wise operation in MATLAB see https://www.mathworks.com/help/matlab/matlab_prog/array-vs-matrix-operations.html .
Remark: plot not piot.

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