Posted by Abhishek kumar sahi on Thursday, August 4, 2011 at 10:32am.
The HCF of the smallest composite number and the smallest prime number is 1.is this statement is true or false.give reason.please

Math please  MathMate, Thursday, August 4, 2011 at 11:08am
Hint:
First 4 primes: 2,3,5,7
First 3 composites: 4,6,8 
Math please  Abhishek keshri, Friday, August 5, 2011 at 12:51am
This statement is false.because
smallest composite no.: 2
smallest prime no.: 2
HCF(2,2): 2.
there fore It can't be 1. 
Math please  MathMate, Friday, August 5, 2011 at 7:20am
The conclusion is correct, but not the reasoning.
"smallest composite no.: 4
smallest prime no.: 2
HCF(2,4): 2.
there fore It can't be 1. "
I am sure you got the idea.