Ada sebuah barisan aritmatika dengan jumlah suku yang ganjil. Apabila suku pertamanya ada 4 dan suku terakhirnya merupakan 20, maka berapa nilai dari suku tengahnya?
MID MTK KELAS 8 2023

Quiz
•
Mathematics
•
8th Grade
•
Hard
SMP Dwijendra Mataram
Used 1+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
10
18
12
16
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui pola bilangan 4, 7, 10, 13,…,… maka angka pada pola ke-7 yaitu …
22
20
17
19
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui barisan bilangan: 3, 8, 13, 18, 23, … Suku ke-32 adalah ….
153
168
465
158
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pola bilangan untuk barisan 44,41,38,35,32,⋯44,41,38,35,32,⋯ memenuhi rumus…
Un=47−3n
Un=46−2n
Un=44−n
Un=3n+41
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui barisan geometri 2, 10, 50, 250,… maka nilai U8 ialah …
78.125
156.000
150.000
56.750
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2, 4, 3, 6, …, 10, 9, 18
6
8
5
7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika suatu barisan 2,8,32,128,⋯ memenuhi rumus Un=2an+b maka nilai a×b=⋯
1
2
-2
-1
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