Apa yang dimaksud dengan relasi dalam matematika?

Relasi dan Fungsi Kelas 8

Quiz
•
Others
•
7th Grade
•
Hard
Yunita Zulbasri
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Relasi adalah kumpulan angka.
Relasi adalah satu himpunan yang terpisah.
Relasi adalah fungsi yang tidak terdefinisi.
Relasi adalah hubungan antara dua himpunan.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifikasi relasi berikut: {(1,2), (2,3), (3,4)}
The relation is a set of pairs.
The relation is a function but not a chain.
The relation is neither a function nor a chain.
The relation is a function and a chain.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan domain dari fungsi f(x) = 2x + 3.
Domain dari f(x) adalah {x | x > 0}
Domain dari f(x) adalah {x | x = 2}
Domain dari f(x) adalah {x | x < 5}
Domain dari f(x) adalah R (semua bilangan real).
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan kodomain dari fungsi f(x) = x^2.
[0, ∞)
(0, 1)
(-∞, 0)
[1, 2]
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambarlah grafik fungsi f(x) = x + 1.
The graph is a parabola opening upwards.
The graph is a straight line with a slope of 1, crossing the y-axis at (0, 1).
The graph is a straight line with a slope of -1, crossing the y-axis at (0, -1).
The graph is a horizontal line at y = 1.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selesaikan persamaan fungsi f(x) = 3x - 5 untuk x = 4.
5
2
7
10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah relasi {(1,2), (1,3), (2,3)} merupakan fungsi?
Relasi tersebut memiliki satu nilai untuk setiap input.
Ya, relasi tersebut adalah fungsi.
Tidak, relasi tersebut bukan fungsi.
Relasi tersebut tidak dapat dinyatakan sebagai fungsi.
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