WorksheetsLogarithms
Total questions: 50
Worksheet time: 8mins
log10
1
10
2
0
log100
1
2
0
100
log0,1
-1
1
2
-2
log22
1
2
4
0
log28
3
8
2
4
log221
-1
0
2
-2
log2161
-4
4
81
8
log21
0
1
2
21
log22
21
-2
1
2
log28
23
3
-3
24
log31
0
1
3
31
log33
1
3
0
-1
log39
2
3
-2
31
log381
4
27
3
9
log331
-1
-2
1
-2
log3271
-3
3
91
-4
log335
25
5
-5
52
log392
4
2
-4
-2
log44
1
4
0
-1
log41
0
1
4
41
log416
2
4
-2
41
log464
3
16
644
4
log40
1
Not a real number
0
4
log4(−4)
Not a real number
-1
0
1
log4161
-2
2
41
21
log42
2
21
-2
2−1
log441
-1
0
1
4
log4641
-3
3
161
-4
log3351
2−5
25
35
3−5
log5(−25)
Not a real number
-2
21
2
log51
0
5
1
51
log55
1
5
0
-1
log525
2
5
-2
-5
log5125
3
25
53
5
log5625
4
3
125
53
log551
-1
5
0,1
Not a real number
log5581
-8
8
5−8
58
log5125
23
32
3
-3
log5251
-2
2
51
-5
log51251
-3
251
3
Not a real number
lne3
3
-3
103
310
lne3
23
-3
3
32
lne
1
0
e
Not a real number
log25
Irrational number
2
3
2,5
lne41
-4
4
41
0,4
log93
21
-2
2
2−1
log255
21
2
-2
2−1
log3(−8)
-2
3
-3
Not a real number
log105
5
-5
2,5
-2,5
ln1
0
1
e
Not a real number
