
Tes Formatif III - Barisan Aritmatika
Authored by Isaac Newton
Mathematics
8th Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus suku ke-n dari barisan 1, 2, 3, ... adalah....
Un = n
Un = n + 1
Un = n - 1
Un = n + 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus suku ke-n dari barisan 3, 5, 7, ... adalah....
Un = 2n + 1
Un = 2n - 1
Un = 1 - 2n
Un = - 2n - 1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus suku ke-n dari barisan 7, 11, 15, ... adalah....
Un = 4n + 3
Un = 4n - 3
Un = 3 - 4n
Un = - 4n - 3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus suku ke-n dari barisan 5, 8, 11, ... adalah....
Un = 3n + 2
Un = 3n - 2
Un = 2 - 3n
Un = - 3n - 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus suku ke-n dari barisan 9, 14, 19, ... adalah....
Un = 5n + 4
Un = 5n - 4
Un = 4 - 5n
Un = - 5n - 4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus suku ke-n dari barisan 1, 2, 5, 10, ... adalah....
Un = n² - 2n + 2
Un = n² + 2n - 2
Un = n² + 2n + 2
Un = n² - 2n - 2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus suku ke-n dari barisan 3, 6, 11, 18, ... adalah....
Un = n² + 2
Un = n² - 2
Un = 2n² + 1
Un = 2n² - 1
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