MATLAB: Having Trouble with My Input Argument!

input error

function output=myfun(x)
x=3
if x<-2
    output=-x^2;
elseif (-2<=x)&&(x<0)
    output=-2*x;
elseif (0<=x)&& (x<=2)
    output=2*x;
elseif x>2
    output=x^2;
end

Best Answer

 function output=myfun(x)
 if  x<-2 
    output=-x^2;
elseif -2<=x && x<0
    output=-2*x;
elseif  0<=x && x<=2
    output=2*x;
elseif x>2
    output=x^2;
end
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