Find the ones digit of 73^350	Select: A) 3 B) 5 C) 6 D) 7 E) 9
3,9,7,1 repeats after every four times   therefore 350/4 = 87 + 2 remainder   9 is the ones digit   so 9 is correct
<result>E</result>
Find the ones digit of 73^350