RELASI DAN FUNGSI (Tes Formatif 2.3)
Quiz
•
Mathematics
•
University
•
Hard
Ananda Pratiwi
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Perhatikan koordinat Cartesius berikut ini.
Himpunan yang sesuai dengan relasi di atas adalah...
{(Febri, bakso), (Ani, soto), (Johan, bakso), (Gilang, rawon)}
{(Febri, Johan, bakso), (Ani, soto), (Gilang, rawon)}
{(Bakso, Febri), (Soto, Ani), (Bakso, Johan), (Rawon, Gilang)}
{(Bakso, Febri, Johan), (Soto, Ani), (Rawon, Gilang)}
2.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Diketahui f merupakan fungsi himpunan P = {1, 2, 3} ke himpunan Q = {5, 11, 21}. Jika dinyatakan secara berpasangan menjadi f: A×B = {(1, 5), (2, 11), (3, 21)}. Rumus fungsi f adalah...
f(x) = 2×2 + 3
f(x) = 2×2 + 3
f(x) = {2, -4}
3.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
{3, -3}
{3}
{1, -3}
{2, -4}
4.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Semua siswa SD Sukamaju mendapatkan nomor bangku ujian. Tidak ada satupun siswa yang memiliki nomor bangku sama. Relasi antara siswa dan nomor bangkunya termasuk dalam fungsi...
Surjektif
Relasi
Injeksi
Bijektif
5.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Sebuah tempat wisata memasang tarif masuk Rp10.000 setiap orang dan ditambah tarif parkir Rp5.000 untuk setiap kendaraan roda empat. Jika Ani datang ke tempat wisata tersebut bersama 3 rekannya menggunakan mobil, biaya yang harus ia bayarkan adalah...
Rp. 35.000
Rp. 40.000
Rp. 45.000
Rp. 650.00
6.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Farel melemparkan bola dari rooftop rumahnya. Gerak bola tersebut mengikuti persamaan f(t) = 10 – 2t dengan t dalam s. Waktu yang diperlukan bola untuk sampai tanah
adalah...
5 s
6 s
4 s
3 s
7.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Diketahui daerah kawan Q = {8, 12, 16, 20}. Jika f(x) = 2x + 4, maka daerah asal P yang memenuhi adalah...
{2, 6, 8, 10}
{2. 4, 6, 8}
{1, 2, 3, 4}
{2,3,4,6}
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