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Grade: 11 

                        
Log 18 to the base 4 is (1) rational number (2) an irrational number (3) a prime number (4) not defined
2 years ago

Answers : (1)

Arun
24742 Points 
							
Dear Ananya
 
Log 18 to the base 4 is irrational number.
 
as
let it is a rational number
log4 18 = p/q
 
4^(p/q) = 18
 
2^(2p/q) = 18
 
it is never possible hence it is an irrational number
2 years ago
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