Sebuah barisan aritmetika memiliki jumlah suku ganjil. Jika suku pertamanyanya 4 atau suku terakhirnya adalah 20, maka dari suku tengahnya adalah ....
Barisan Aritmetika

Quiz
•
Mathematics
•
10th - 11th Grade
•
Hard
Aisyah Syarah
Used 34+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
12
8
10
16
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Terdapat sebuah barisan aritmatika sebanyak tujuh suku. Jika suku pertama dan nilai bedanya adalah 2, maka nilai suku tengahnya adalah ....
8
9
10
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suku ke-15 dari barisan: 2, 5, 8, 11, 14, … adalah….
41
44
45
47
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suku ke-45 dari barisan bilangan: 3, 7, 11, 15, 19, …adalah….
139
147
176
179
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suku ke-50 dari barisan bilangan: 20, 17, 14, 11, 8, … adalah…
-117
-127
-167
-145
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus suku ke-n barisan aritmatika 94, 90, 86, 82, … adalah…
Un = 90 + 4n
Un = 94 + 4n
Un = 94 – 4n
Un = 98 – 4n
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui juga deret aritmatika 17, 20, 23, 26, … Jumlah 30 suku pertama deret tersebut adalah…
1.815
2.520
2.310
2.550
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