Not understood:

Q2 : If n is a natural number, then n(n+1) is always .
(A) an odd number.
(B) a prime number.
(C) divisible by 2
(D) divisible by 3

 

Hi, 


and even number are always divisible by 2 so option C

  • 0
always  divisible by 2
  • -1
What are you looking for?