I am following a line of code from a MATLAB book line for line but keep getting this error code and I'm not understanding why.
>> f = @(mu,x) mu*x-x.^3;
>> x = linspace(-5,5);
>> f_many = [f(-5,x) f(0,x) f(5,x) f(45,x)];
Error using plot
Vectors must be the same length.