clf;(adsbygoogle = window.adsbygoogle || []).push({});

clear all;

syms x

%t=linspace(0, pi);

%x=t;

f=@(x) exp(-x).*cos(2*x)

h1=ezplot(f,[ 0, pi]); %plots the function f

f(pi./4)

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

My output gives me:

f =

@(x)exp(-x).*cos(2*x)

ans =

2.7918e-017

%%%%%%%%%%%%%%%%%

But, the real answer is 0.

I'm clueless. Please, help.

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# Obvious Result Wrong in Matlab

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