Tagged with 237

#math trivia #237 solution

#math trivia for #August25: More counting: #237 has the form abc where b^2 = a+c. How many three-digit numbers are like this? — Burt Kaliski Jr. (@modulomathy) August 26, 2013 Answer:  16.  Similar to the solution to #236, there are at least two ways to count: By a‘s, seeing how many c‘s yield a value … Continue reading