Dari suatu barisan aritmatika diketahui suku ke- 5 adalah 22 dan suku ke- 12 adalah 57. Suku ke- 15 barisan ini adalah.....
BarDer Quiz

Quiz
•
Mathematics
•
11th Grade
•
Easy

Nurul Fitriana
Used 14+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
62
68
72
74
76
2.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Diketahui barisan aritmatika dengan suku ke-n adalah Un. Jika U2 + U15 + U40 = 165, maka U19 = .....
10
19
28,5
55
82,5
3.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Jumlah n suku pertama deret aritmatika adalah Sn = 5n2 - 7n. Jika a suku pertama dan b beda deret tersebut, maka 2a + 3b =.....
22
24
26
28
32
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tiga buah barisn membentuk barisan aritmatika dengan beda 3. jika suku kedua dikurangi satu maka terbentuklah barisan geometri dengan jumlah 14. Rasio barisan tersebut adalah.....
4
2
1/2
-1/2
-2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika 3 bilangan q, s, dan t membentuk barisan geometri, maka = .....
6.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Jumlah 3 bilangan barisan aritmatika adalah 45. Jika suku kedua dikurangi 1 dan suku ketiga ditambah 5, maka barisan tersebut menjadi barisan geometri. Rasio barisan tersebut adalah.....
-1/2
3/4
3/2
2
3
7.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Sebuah perusahaan pada bulan pertama memproduksi 8.000 unit barang dan menaikkan produksinya tiap bulan sebanyak 300 unit. Jumlah barang yang diproduksi selama satu semester adalah .....
28.500
29.400
52.500
53.400
57.000
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