# Ch # 3 Logarithm Quiz 5

Welcome to your Ch # 3 Logarithm Quiz 5

1.
$log_{a}mlog_{m}n=$
2.
$log_{2}3log_{3}5=$
3.
$log_{2}3log_{3}4log_{4}5=$
4.
$log_{m}n={\frac{log_{a}n}{log_{a}m}}$ is called _______ law.
5.
${\frac{log_{a}n}{log_{a}m}}=$
6.
${\frac{log_{7}r}{log_{7}t}}=$
7.
$log_{a}a=$
8.
$log_{10}10=$
9.
$log10=$
10.
$log_{a}1=$
11.
$log1=$
12.
If  $log2=0.3010$ and $log3=0.4771$ then $log6=$ _____
13.
The characteristic of the common logarithm 0.0083 is
14.
The logarithm of unity to any base is_____
15.
The logarithm of any number to itself as base is______
16.
The base of common logarithm is ___________
17.
The base of natural logarithm is ___________
18.
The integral part of the common logarithm is called______________
19.
The common logarithm was invented by a British Mathematician________
20.
The decimal fration part of the common logarithm is called______________