Latihan Matematika Wajib Kelas X Relasi
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dari 10
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# 10
Pilgan
{
(
1
,
1
)
,
(
1
,
3
)
,
(
2
,
2
)
,
(
3
,
2
)
,
(
3
,
3
)
}
\left\{\left(1,1\right),\left(1,3\right),\left(2,2\right),\left(3,2\right),\left(3,3\right)\right\}
{
(
1
,
1
)
,
(
1
,
3
)
,
(
2
,
2
)
,
(
3
,
2
)
,
(
3
,
3
)
}
{
(
a
,
b
)
,
(
b
,
a
)
,
(
b
,
d
)
,
(
b
,
b
)
,
(
a
,
c
)
}
\left\{\left(a,b\right),\left(b,a\right),\left(b,d\right),\left(b,b\right),\left(a,c\right)\right\}
{
(
a
,
b
)
,
(
b
,
a
)
,
(
b
,
d
)
,
(
b
,
b
)
,
(
a
,
c
)
}
{
(
k
,
k
)
,
(
k
,
l
)
,
(
k
,
z
)
,
(
z
,
z
)
,
(
o
,
o
)
,
(
o
,
p
)
}
\left\{\left(k,k\right),\left(k,l\right),\left(k,z\right),\left(z,z\right),\left(o,o\right),\left(o,p\right)\right\}
{
(
k
,
k
)
,
(
k
,
l
)
,
(
k
,
z
)
,
(
z
,
z
)
,
(
o
,
o
)
,
(
o
,
p
)
}
{
(
5
,
25
)
,
(
4
,
4
)
,
(
6
,
6
)
,
(
7
,
49
)
}
\left\{\left(5,25\right),\left(4,4\right),\left(6,6\right),\left(7,49\right)\right\}
{
(
5
,
2
5
)
,
(
4
,
4
)
,
(
6
,
6
)
,
(
7
,
4
9
)
}
{
(
x
,
x
)
,
(
y
,
y
)
,
(
y
,
z
)
,
(
z
,
y
)
,
(
z
,
z
)
}
\left\{\left(x,x\right),\left(y,y\right),\left(y,z\right),\left(z,y\right),\left(z,z\right)\right\}
{
(
x
,
x
)
,
(
y
,
y
)
,
(
y
,
z
)
,
(
z
,
y
)
,
(
z
,
z
)
}
Dari relasi di atas, yang merupakan relasi reflektif adalah ....
A
1,2,3
B
3,4,5
C
1,3,4
D
1,3,5
E
2,3,5
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