The units digit of (35)^(7) + (93)^(45) is:  Choose the correct choice.
A) 2 B) 4 C) 6 D) 8 E) 0
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= 
<gadget id="calculator"> 5 + 3</gadget>
<output>8</output>
8,   8
<result>D</result>
The units digit of (35)^(7) + (93)^(45) is: