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Mathematics
Mathematics
Problem
Which of the following sets represents a system of two linear inequalities in two variables? a)
x
+
2
y
>
5
x+2y>5
x
+
2
y
>
5
and
\text{ and }
and
3
x
=
y
2
3x=y^2
3
x
=
y
2
b)
∣
x
∣
+
y
<
6
|x|+y<6
∣
x
∣
+
y
<
6
and
\text{ and }
and
x
−
y
>
2
x-y>2
x
−
y
>
2
c)
x
+
y
≤
4
x+y\le 4
x
+
y
≤
4
and
\text{ and }
and
2
x
−
3
y
≥
7
2x-3y\ge 7
2
x
−
3
y
≥
7
d)
x
<
3
x<3
x
<
3
and
\text{ and }
and
y
2
+
4
y
≤
10
y^2+4y\le 10
y
2
+
4
y
≤
10
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