How do I plot the derivative of a function?
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Already have the derivative 1- (sinx)/(squar(x))-(squar(x))(cos(x)) just don't know how to plot it via code
回答（3 个）
Sulaymon Eshkabilov
2022-10-1
编辑：Sulaymon Eshkabilov
2022-10-1
To plot sin(2*x), e.g.:
syms x
fplot(x, sin(2*x), [-pi, pi]), grid on
xlabel('x'), ylabel('sin(2*x)')
Apply this exercise for your exercise.
It is very simple, e.g.:
x = [-3, -2.5 -2 -1 0 1 2 3];
y= sin(2*x);
plot(x, y)
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