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Mathematics
Problem
If
a
+
b
+
c
=
0
a + b + c = 0
a
+
b
+
c
=
0
, the one root of
∣
a
−
x
c
b
c
b
−
x
a
b
a
c
−
x
∣
=
0
\begin{vmatrix} a-x & c & b \\ c & b-x & a \\ b & a & c-x \end{vmatrix} = 0
a
−
x
c
b
c
b
−
x
a
b
a
c
−
x
=
0
is a. 1 b. 2 c.
a
2
+
b
2
+
c
2
a^2 + b^2 + c^2
a
2
+
b
2
+
c
2
d. 0
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