How do you put the function y=xcos(X+0.2) into MATLAB? We need to put in to find x=-4 and x=4 to find the local minimums. We are using an example from a textbook.

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Jeanne Banks
Jeanne Banks 2018-11-1
评论： Walter Roberson 2018-11-1
>> func _ _y = x.*cos (x+0.3) Undefined function or variable 'func'.

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John D'Errico
John D'Errico 2018-11-1
You were close.
func = @(x) x.*cos(x +0.2);

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