-
heshamelaziry
- Legendary Member
- Posts: 869
- Joined: Wed Aug 26, 2009 3:49 pm
- Location: California
- Thanked: 13 times
- Followed by:3 members
If n is a positive integer and n < 20, is n a prime number?
(1) n^3 has exactly 4 positive divisors
(2) n is not divisible by 2, 3 or 5
OAD
(1) n^3 has exactly 4 positive divisors
(2) n is not divisible by 2, 3 or 5
OAD












