Apa yang dimaksud dengan relasi dalam matematika?
Uji Pemahaman Relasi Matematika Kelas 8

Quiz
•
Mathematics
•
8th Grade
•
Medium
Zulpahmi Zulpahmi
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Relasi adalah kumpulan angka.
Relasi adalah hubungan antara dua himpunan.
Relasi adalah fungsi yang tidak terdefinisi.
Relasi adalah satu himpunan yang terpisah.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari himpunan A = {1, 2, 3} dan B = {4, 5}, berapa banyak relasi yang mungkin terbentuk?
64
8
16
32
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika relasi R = {(1, 4), (2, 5), (3, 6)}, apa domain dari relasi tersebut?
{1, 2, 4}
{4, 5, 6}
{1, 2, 3}
{2, 3, 5}
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa kodomain dari relasi R = {(a, b), (a, c), (b, c)}?
{b, c, d}
{a, c}
{a, b}
{b, c}
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambarlah diagram relasi untuk R = {(1, 2), (2, 3), (3, 4)}.
A directed graph with points 1, 2, 3 and arrows 1 -> 2, 2 -> 3.
An undirected graph with points 1, 2, 3, 4 and edges 1 -- 2, 2 -- 3, 3 -- 4.
A directed graph with points 1, 2, 3, 4 and arrows 1 -> 3, 2 -> 4, 3 -> 1.
A directed graph with points 1, 2, 3, 4 and arrows 1 -> 2, 2 -> 3, 3 -> 4.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah relasi R = {(x, y) | x + y = 5} merupakan relasi fungsi?
Ya, R adalah relasi fungsi.
R adalah relasi fungsi karena x dan y selalu sama.
R adalah relasi fungsi jika x dan y lebih dari 5.
Tidak, R bukan relasi fungsi.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari relasi R = {(1, 2), (1, 3), (2, 4)}, apakah relasi ini bersifat satu-satu?
Bersifat injektif
Satu-satu
Bersifat surjektif
Tidak satu-satu
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