
MATEMATIKA
Presentation
•
Mathematics
•
12th Grade - University
•
Medium
sriyanti faza
Used 7+ times
FREE Resource
7 Slides • 3 Questions
1
PERSAMAAN LOGARITMA
2
RUMUS UMUM
ac = b → ª log b = c
3
Sifat Logaritma
ª log a = 1
ª log 1 = 0
ª log aⁿ = n
ª log bⁿ = n • ª log b
ª log b • c = ª log b + ª log c
ª log b/c = ª log b – ª log c
ªˆⁿ log b m = m/n • ª log b
4
OPERASI MATEMATIKA
LOGARITMA
5
PERSAMAAN LOGARITMA
bilangan pokok logaritma sama
alog f(x) = alog g (x)
jadi f (x) = g (x)
6
CONTOH SOAL
Tentukan nilai x dari 2log (2x+1) = 2log 3
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Tentukan nilai dari
2log (2x-3) > 2log 5
8
Multiple Choice
Nilai dari 2log 4 + 2log 12 – 2log 6 =…
8
6
5
4
3
9
Multiple Choice
Tentukan nilai x dari
3log (2 x - 4 ) = 3log 10
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3
5
6
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10
Multiple Choice
Tentukan Nilai X dari :
2log ( 5x -2 ) = 3
3/2
2
5
6
10
PERSAMAAN LOGARITMA
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