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Aptitude - Logarithm - Discussion

Discussion Forum : Logarithm - General Questions (Q.No. 2)
Logarithm
2.
If log 2 = 0.3010 and log 3 = 0.4771, the value of log5 512 is:
2.870
2.967
3.876
3.912
Answer: Option
Explanation:
log5 512
= log 512
log 5
= log 29
log (10/2)
= 9 log 2
log 10 - log 2
= (9 x 0.3010)
1 - 0.3010
= 2.709
0.699
= 2709
699
= 3.876
Discussion:
71 comments Page 7 of 8.
Sarah said:   9 years ago
How did you know log 512 = 2^9?
Simran said:   7 years ago
Can anyone explain it properly?
AJITHA said:   10 years ago
Can you explain it once for me?
Harshini said:   6 years ago
Why should we take log 5 only?
Rita said:   9 years ago
Find the value of log2 + log3?
Priya said:   5 years ago
Please anyone explain. Please.
Sumit said:   1 decade ago
How can you get log (10/2) ?
Habibur Rahman said:   5 years ago
Anyone explain it easily.
Shyam said:   9 years ago
It's quite confusing.
Apoorva said:   1 decade ago
Why is it only 2?
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