If n is a positive integer and n^2 is divisible by 50, then what is the largest positive integer ...
If n is a positive integer and n^2 is divisible by 50, then what is the largest positive integer that must divide n?
Answer/Solution
10
Steps/Work
50 = 2 * 5^2
If 50 divides n^2, then n must be divisible by 2 * 5 = 10
The answer is C.
If 50 divides n^2, then n must be divisible by 2 * 5 = 10
The answer is C.