Tagged with 177

#math trivia #177 solution

#math trivia for #June25: #177 equals x^2 + 2^x for what integer x? — Burt Kaliski Jr. (@modulomathy) June 25, 2012 Answer:  x = 7. One way to solve this is to note that the largest that x can be is 7, otherwise 2x would exceed 177. That also happens to be the answer.