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Mathematics
Mathematics
Problem
If
∣
x
+
1
3
5
2
x
+
2
5
2
3
x
+
4
∣
=
0
\begin{vmatrix} x+1 & 3 & 5 \\ 2 & x+2 & 5 \\ 2 & 3 & x+4 \end{vmatrix} = 0
x
+
1
2
2
3
x
+
2
3
5
5
x
+
4
=
0
, then
x
=
x =
x
=
(a) 1, 9 (b) -1, 9 (c) -1, -9 (d) 1, -9 (a) 1, 9 (b) -1, 9 (c) -1, -9 (d) 1, -9
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