How to find the minimum of the function?

using one of built in function for optimization (such as fminbnd,fminsearch )

F(x,y,z) = 2x^2 + 3y^2 + z^2 + xy + xz -2y

Please find the minimum of the function

[Image Analyst]

Then why didn't you accept and vote for Birdman's answer? And why did you delete your question?

[Rena Berman]

(Answers Dev) Restored edit

Answer 1

[Birdman]

fun=@(x) 2.*x(1).^2+3.*x(2).^2+x(3).^2+x(1).*x(2)+x(1).*x(3)-2.*x(2);
val=fminsearch(fun,[0 0 0]);
min=fun(val)

x(2) is y, x(3) is z.