In this question it says n^2 is a multiple of 108 AND 24. I factored 24 and 108 and found that n^2 must have min of 3 3’s and 3 2’s, and hence n must have atleast 2 3’s and 2 3’s, by this logic I eliminated A and B, but the answer key says B and C are correct. What did I do wrong?
2 posts were merged into an existing topic: ETS OG Hard problem