what's the program mistake?

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MA
MA on 4 Jun 2014
Answered: MA on 10 Nov 2014
clear all clc; syms x A=[x 2 1;1 0 -x;5 1 x]; b=det(A) r=solve('b=0','x')

Accepted Answer

MA
MA on 10 Nov 2014
r=solve(b)

More Answers (2)

Mischa Kim
Mischa Kim on 4 Jun 2014
Hello Ali, use instead
r = solve(b==0)
  2 Comments
Mahdi
Mahdi on 4 Jun 2014
Why isn't it working? What's the error that you're getting?

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Mahdi
Mahdi on 4 Jun 2014
Try this?
clear all
clc;
syms x
A=[x 2 1;1 0 -x;5 1 x];
b=det(A)
r=eval(solve(b==0))
  3 Comments

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