
LOGARITMA
Presentation
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Renny Kusumawati
FREE Resource
16 Slides • 14 Questions
1
2
3
Waktu (jam)
0
1
2
3
4
5
6
Pertumbuhan
2.000
4.000
8.000
……
……
……
……
4
5
↔
6
7
1.𝒂𝒍𝒐𝒈 𝟏 = 𝟎
2.𝒂𝒍𝒐𝒈 𝒂 = 𝟏
3.𝒂𝒍𝒐𝒈 𝒙 + 𝒂𝒍𝒐𝒈 𝒚 = 𝒂𝒍𝒐𝒈 𝒙𝒚, Syarat: nilai basis a harus sama
4.𝒂𝒍𝒐𝒈 𝒙 − 𝒂𝒍𝒐𝒈 𝒚 = 𝒂𝒍𝒐𝒈𝒙
𝒚, Syarat: nilai basis a harus sama
5.𝒂𝒍𝒐𝒈 𝒃 =
𝟏
𝐛𝐥𝐨𝐠 𝐚=
𝒄𝒍𝒐𝒈 𝒙
𝒄𝒍𝒐𝒈 𝒃, Syarat: nilai basis c harus sama
6.
𝒂𝒎
log 𝒃𝒏=
𝒏
𝒎
𝒂𝒍𝒐𝒈 𝒃
7.𝒂𝒍𝒐𝒈 𝒃 ∙ 𝒃𝒍𝒐𝒈 𝒄 = 𝒂𝒍𝒐𝒈 𝒄
8. 𝒂
alog x = 𝒙
8
9
a.
2
3×
1
2×
b. log
𝑎 + log
𝑏 −
1
2log 𝑎𝑏
10
Multiple Choice
Nilai dari 2log16 - 3log27 + 5log1 = ....
-1
0
1
2
3
11
Multiple Choice
Dari bentuk logarima 2log 8 = 3, kedudukan 8 adalah sebagai ...
bilangan pokok
hasil logaritma
numerus
eksponen
basis
12
Multiple Choice
Bentuk sederhana dari 3log81 + 3log9 - 3log27 adalah ...
3log3
3log9
3log27
3log63
3log81
13
Multiple Choice
²log 8
1
2
3
4
14
Multiple Choice
9log 27
1
2
2/3
3/2
15
Multiple Choice
2log 12 + 2log 4− 2log 36+2log 6 =....
-3
-2
1
3
6
16
Multiple Choice
aba−b
1+ba
1−abb
aba+1
1+aab
17
Multiple Choice
4log 64= ....
1
2
3
4
18
Multiple Choice
Hasil dari 2log 9 . 9log 6 . 6log 16 adalah ...
6
4
2
1
0
19
Multiple Choice
28 - 15 = ...
12
13
14
15
20
21
22
Waktu (jam)
0
1
2
3
4
5
6
Pertumbuhan
2.000
4.000
8.000
……
……
……
……
23
24
1.𝒂𝒍𝒐𝒈 𝟏 = 𝟎
2.𝒂𝒍𝒐𝒈 𝒂 = 𝟏
3.𝒂𝒍𝒐𝒈 𝒙 + 𝒂𝒍𝒐𝒈 𝒚 = 𝒂𝒍𝒐𝒈 𝒙𝒚, Syarat: nilai basis a harus sama
4.𝒂𝒍𝒐𝒈 𝒙 − 𝒂𝒍𝒐𝒈 𝒚 = 𝒂𝒍𝒐𝒈𝒙
𝒚, Syarat: nilai basis a harus sama
5.𝒂𝒍𝒐𝒈 𝒃 =
𝟏
𝐛𝐥𝐨𝐠 𝐚=
𝒄𝒍𝒐𝒈 𝒙
𝒄𝒍𝒐𝒈 𝒃, Syarat: nilai basis c harus sama
6.
𝒂𝒎
log 𝒃𝒏=
𝒏
𝒎
𝒂𝒍𝒐𝒈 𝒃
7.𝒂𝒍𝒐𝒈 𝒃 ∙ 𝒃𝒍𝒐𝒈 𝒄 = 𝒂𝒍𝒐𝒈 𝒄
8. 𝒂
alog x = 𝒙
25
26
27
Multiple Choice
2log8=x Jika diubah dalam bentuk pangkat/eksponen menjadi ....
2x=8
8x=2
x2=8
x8=2
28
Multiple Choice
103=1000 Jika diubah dalam bentuk logaritma menjadi ....
3log1000=10
log1000=3
log10=1
1000log3=10
29
Multiple Choice
log10+log100=....
log1000
log110
log10
log11
30
Multiple Choice
3log8 − 3log2=....
log6
log4
3log4
3log6
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