> Which of the following sets of number has the property that the product of any two number in the set is a number int the

Which of the following sets of number has the property that the product of any two number in the set is a number int the

Posted at: 2014-12-18 
1. The set of even integers

2. The set of prime numbers

3. The set of positive number

1. The set of even integers

2. The set of prime numbers

3. The set of positive number