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WorksheetsSifat Logaritma
Total questions: 15
Worksheet time: 47mins
Jika alogb = c−1 , maka ....
b=ac+1
b=a1−c
b=(c−1)a
b=(a−1)c
b=aac
log 100.000= ....
5
10
52
102
105
3log 811= ....
−4
−3
−2
41
31
31log27 sama dengan ....
−3
−2
1
31
21
Jika nlog49 = 2 , maka nilai n adalah ....
49
7
7
37
47
JIka 5log125 = b maka blog27 = ....
1
3
5
7
9
2log4+ 2log12− 2log6 = ....
3
4
5
6
8
Jika 2log3 = 1,585 , maka 2log6 = ....
(1,585)2
21×1,585
2×1,585
1+1,585
2+1,585
alogbc − alog cb= ....
alogb − alogc
alogb + alogc
2 alogb
2 alogc
2 blogc
Jika log 2=a, log 3=b, log 5=c maka log 150= ....
a+b+2c
a+c+1
b+c+1
abc
2abc
Jika 4log 3=a dan 3log 5=b maka 4log 15= ....
ab1+a
1+aab
1+bab
a(1+b)
b(1+a)
3log 4× 4log 5× 5log 6× 6log 7× 7log 8× 8log 9=
2
7
8
9
33
alog b1× blog c1×clog a1= ....
1−abc
1+abc
abc1
−1
1
9 3log 5= ....
1
3
5
32
52
3 9log 4=
1
2
4
8
9
