1 
log<sub>a</sub>1= 

2 
By convention if only the common logarithm are used throughout a discussion the base ________ is not written: 

3 
Who used 'e' as the base for the preparation of logarithm tables. 
 A. Henry Briggs
 B. Jobst Burgi
 C. Musa Al Khawrizmi
 D. John Napier

4 
log (m)<sup>n</sup> can be written as: 
 A. (log m)<sup>n</sup>
 B. m log n
 C. n logm
 D. log (mn)

5 
The value of is: 
 A. logp  logq
 B.
 C. logp + logq
 D. logq  logp

6 
The first mathematician who gave the idea of algorithm was: 
 A. Henry Briggs
 B. John Napier
 C. Musa Al Khwarizmi
 D. Jobst Burgi

7 
If ax=n, then: 

8 
Scientific notation of 0.0643 is: 
 A. 6.43 x 10<sup>2</sup>
 B. 6.43 x 10<sup>4</sup>
 C. 6.43 x 10<sup>4</sup>
 D. 6.43 x 10<sup>2</sup>

9 
log (m<sup>n</sup>) can be written as: 
 A. (log m)<sup>n</sup>
 B. m log n
 C. n log m
 D. log (mn)

10 
The integral part of logarithm is called __________: 
 A. Characteristics
 B. Mantisa
 C. Common logarithm
 D. Natural logarithm
