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Mathematics
Mathematics
Problem
Let
A
=
{
1
,
2
,
3
,
4
}
A=\{1,2,3,4\}
A
=
{
1
,
2
,
3
,
4
}
and
B
=
{
0
,
1
,
2
,
3
,
4
,
5
}
B=\{0,1,2,3,4,5\}
B
=
{
0
,
1
,
2
,
3
,
4
,
5
}
. Consider the relation
R
=
{
(
x
,
y
)
:
2
x
+
y
=
6
,
x
∈
A
,
y
∈
B
}
R=\{(x,y):2x+y=6,\;x\in A,\;y\in B\}
R
=
{(
x
,
y
)
:
2
x
+
y
=
6
,
x
∈
A
,
y
∈
B
}
. The domain of
R
R
R
is a)
{
1
,
2
}
\{1,2\}
{
1
,
2
}
b)
{
0
,
2
,
4
}
\{0,2,4\}
{
0
,
2
,
4
}
c)
{
1
,
2
,
3
}
\{1,2,3\}
{
1
,
2
,
3
}
d)
{
1
,
2
,
3
,
4
}
\{1,2,3,4\}
{
1
,
2
,
3
,
4
}
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