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Mathematics
Mathematics
Problem
2
x
+
a
y
+
6
z
=
8
2x + ay + 6z = 8
2
x
+
a
y
+
6
z
=
8
;
x
+
2
y
+
b
z
=
5
x + 2y + bz = 5
x
+
2
y
+
b
z
=
5
x
+
y
+
3
z
=
4
x + y + 3z = 4
x
+
y
+
3
z
=
4
The system has infinite solutions, if
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