Can't solve equations - logical 0

Hello everyone!
I have a problem with trying to solve equations in matlab r2017b:
Here's the code:
close all, clear all, clc
syms x
eq = x^2 == 9;
solx = solve(eq, x)
Unfortunately, matlab understands the line x^2 == 9 to be a statement logically equal to zero, so matlab understands my code to mean: solve(0,x)
Which obviously has no solution.
Any help will be appreciated

3 comentarios

KSSV
KSSV el 22 de Mzo. de 2018
r2017a:
solx =
-3
3
Whenever I write:
syms x
eq = x^2 == 9;
Matlab understands eq to be logically 0. So it tries to solve(0,x)
Birdman
Birdman el 22 de Mzo. de 2018
Check my answer.

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el 22 de Mzo. de 2018

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el 22 de Mzo. de 2018

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