Find the last digit of 3^2007:?:
D Deleted member 4993 Guest Dec 5, 2015 #2 nasa said: Find the last digit of 3^2007:?: Click to expand... 30 = 1 31 = 3 32 = 9 33 = 27 34 = 81 35 = 243 And it repeats....
nasa said: Find the last digit of 3^2007:?: Click to expand... 30 = 1 31 = 3 32 = 9 33 = 27 34 = 81 35 = 243 And it repeats....
