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Mathematics
Problem
Consider the constraints
x
+
y
≥
4
,
x
≤
5
,
y
≥
1
,
x
≥
0
x + y \ge 4,\; x \le 5,\; y \ge 1,\; x \ge 0
x
+
y
≥
4
,
x
≤
5
,
y
≥
1
,
x
≥
0
. Which of the following points is a vertex of the feasible region? a)
(
2
,
2
)
(2,2)
(
2
,
2
)
b)
(
3
,
1
)
(3,1)
(
3
,
1
)
c)
(
0
,
1
)
(0,1)
(
0
,
1
)
d)
(
4
,
0
)
(4,0)
(
4
,
0
)
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