
Barisan Aritmatika
Presentation
•
Mathematics
•
10th - 12th Grade
•
Practice Problem
•
Hard
Algebra Danxe
Used 20+ times
FREE Resource
13 Slides • 8 Questions
1
BARISAN DAN DERET ARITMATIKA
Kelas X
SMKN 1 Anjatan
By : Dadang Muliadi Iriana, M.Pd.
2
By : Dadang Muliadi Iriana, M.Pd.
3
Tujuan Pembelajaran :
Setelah mengikuti pembelajaran ini, siswa diharapkan dapat :
Menemukan konsep Barisan Aritmatika pada masalah kontekstual
Menjelaskan definisi Barisan Aritmatika
Menemukan aturan/rumus suku ke-n dari Barisan Aritmatika
Menyajikan dan meyelesaikan permasalahan kontekstual yang berkaitan dengan suku ke-n Barisan Aritmatika
4
Menemukan konsep Barisan Aritmatika pada Masalah Kontekstual
Perhatikan video berikut!
(sampai menit ke 1.26)
5
6
Fill in the Blanks
Type answer...
7
Menjelaskan Definisi Barisan Aritmatika
Perhatikan penjelasan dalam slide berikut!
8
9
10
Multiple Select
Perhatikan barisan bilangan berikut!
Manakah yang termasuk Barisan Aritmatika ?
3, 7, 11, 15, 19, 23
12, 17, 22, 27, 30, 37
2, 4, 8, 16, 32
60, 50, 40, 30, 20, 10
11
12
Multiple Choice
Diketahui barisan (k+1), (2k+4), (6k-2) membentuk barisan aritmatika, jika nilai k = ....
1
2
3
4
5
13
Menentukan rumus suku ke-n Barisan Aritmatika
Perhatikan penjelasan dalam slide berikut!
14
15
Fill in the Blanks
Type answer...
16
Multiple Choice
Suatu barisan aritmatika mempunyai b = 3. Jika nilai U6=24 maka nilai U14 adalah ....
38
45
48
51
53
17
18
Multiple Choice
Diketahui Barisan Aritmatika :
U1 , U2 , U3 , U4 , ....., U20
Jika nilai U4 diketahui maka U20 dapat dinyatakan dalam bentuk .....
U20=U4 + 14b
U20=U4 + 15b
U20=U4 + 16b
U20=U4 + 19b
U20=U4 + 20b
19
Multiple Choice
Suku ke-n dari barisan 8, 14, 20, 26, …… adalah ….
Jawab :
Un=U1+(n−1)b
Un=8 +(n−1)6 = .....
n + 7
6n - 1
6n + 1
6n - 2
6n + 2
20
21
Fill in the Blanks
Type answer...
BARISAN DAN DERET ARITMATIKA
Kelas X
SMKN 1 Anjatan
By : Dadang Muliadi Iriana, M.Pd.
Show answer
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