Answer:
Hello,
a,b are primes : 6*a and 6*b
Explanation:
Imagine 2 differents primes numbers (not (2 or 3) ), a and b.
Number one is 2*3*a and number two is 2*3*b.
examples:
a=5 and b=7 , n1=2*3*5=30 ,n2=2*3*7=42 becaus gcd(n1,n2)=6
a=7 and b=11, n1=2*3*7=42 , n2=2*3*11=66
...