If n is a positive integer and n^2 is divisible by 72, then the largest positive integer that must ...
If n is a positive integer and n^2 is divisible by 72, then the largest positive integer that must divide n is?
.
Answer/Solution
12
Steps/Work
72 x 1 = 72
72 x 2 = 144
14^4=12^2
Largest possible which can divide 12 is 12
Answer = B
72 x 2 = 144
14^4=12^2
Largest possible which can divide 12 is 12
Answer = B