Tentukan jumlah 8 suku pertama deret aritmatika jika diketahui suku pertama dari deret tersebut adalah 5 dan masing-masing suku memiliki beda sebesar 4
Deret Aritmatika

Quiz
•
Mathematics
•
10th Grade
•
Easy
ANNISA MARIFAH
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
142
100
144
152
160
2.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Jumlah dari semua suku-suku pada barisan aritmatika disebut ...
Barisan Geometri
Pola bilangan
Deret Arirmatika
Aljabar
Barisan Aritmatika
3.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Rumus suku ke-n dari deret aritmatika adalah ...
Sn = n/2 (2a + (n-1)b)
Un = a + (n - 1)b
Sn = n/2 + (a + (n-1)b)
Un = a x (n-1)b
Sn = a + Un
4.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Selisih dua suku yang berurutan disebut ...
Banyak suku
rasio
suku pertama
Beda
jumlah suku
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Diketahui deret aritmatika 4 + 19 + + 34 + 49 + .... rumus deret aritmatika tersebut adalah ...
Sn = n/2 (15n + 7)
Sn = n/2 (15n + 11)
Sn = n/2(15n -11)
Sn = n/2 (15n -4)
Sn = n/2 (15n - 7)
6.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Tentukan jumlah 20 suku pertama deret 3 + 7 + 11 + ...
820
815
810
800
799
7.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Hasil dari 5 + 7 + 9 + 11 + ... + 41 adalah ...
471
437
379
407
400
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