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Math 9 Chapter 3 Logarithms-3
1.
The exponential form of logx
81
=2 is ______________.
a) x
2
2 = 81
b) x
2
3 = 81
c) x
3
2 = 81
2.
The logarithm of integral power of �10� is an _____________________.
a) Integer
b) Positive
3.
The integral part of the logarithm of any number is called the ___________.
a) Mantissa
b) Characteristic
4.
The fractional part of the logarithm of any number is called the ___________.
a) Mantissa
b) Integer
5.
if log
x
= g, then �x� is called the _____________ of g.
a) Anti Logarithm
b) Natural
c) logarithm
6.
log
a
m/n
= ____________.
a) Loga
n
- loga
n
b) Loga
m
- loga
m
c) Loga
m
- loga
n
7.
log
a
m
log
a
b
= ___________.
a) Logb
o
b) Logb
m
c) Logb
n
8.
The single logarithmic form of 2 log x -3 log y is ______________.
a) Log x
2
2/y
3
3
b) Log x
3
2/y
3
3
c) Log x
2
2/y
2
3
9.
If log 2 = 0.3010, log 3 = 0.4771 then the value of log 3/2 = __________________________.
a) 0.1261
b) 0.1761
c) 1.1761
10.
In log
x
64
= 3 the value of x= ___________.
a) 16
b) 2
c) 4
d) 8
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