Solving a complicated equation in matlab
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I am trying to solve this equation in Matlab, I need to find the negative solution of this euation, here is what I do. syms x >> f=inline(cosh(3.7*x)+2.2*x^2-5*x-4); >> fzero(f,-2)
ans =
-0.351409329825233
I dont know what I am doing wrong?
Any help appreciated.
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