how can i solve this polynomial equation?
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clear all clc; syms x A=[x 2 1;1 0 -x;5 1 x]; det(A) r=solve('det(A)==0','x')
Accepted Answer
Azzi Abdelmalek
on 4 Jun 2014
Edited: Azzi Abdelmalek
on 4 Jun 2014
syms x
A=[x 2 1;1 0 -x;5 1 x]
r=double(solve(det(A),x))
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