Tagged with 72

#math trivia #72 solution

Burt Kaliski Jr. (@modulomathy) 3/12/12 10:48 AM #math trivia for #March12: #72 is both a sum and a difference of squares. What are the squares? The sum of squares is 36+36. The difference has several possibilities: 81-9, 121-49, 361-289. For further discussion, see the solution to #68.