The units digit of (35)^(7) + (93)^(45) is: Choose the correct choice from the following options
A) 2  B) 4  C) 6  D) 8  E) 0

Rationale: "any power of anything ending in 5 always has a units digit of 5 . so the first term has a units digit of 5 . done . the second term takes a little more work . we can ignore the tens digit , and just treat this base as 3 . here is the units digit patter for the powers of 3 . 3 ^ 45 has a units digit of 3 of course 5 + 3 = 8 , d"
Answer: D