Is n an integer?
(1) n^2 is an integer
(2) square root of n is an integer
The answers says that from (2) we can know that n is an integer but not from (1). I cannot think of a non integer which square root is an integer?
Am I missing stg?
Thx
(1) n^2 is an integer
(2) square root of n is an integer
The answers says that from (2) we can know that n is an integer but not from (1). I cannot think of a non integer which square root is an integer?
Am I missing stg?
Thx
