What will be in unit's place digit of 3 to the power 34. Choose the correct choice from the following.
A) 1
B) 6
C) 3
D) 0
E) 9

Rationale: as the unit place digit of 3 to the power of 1 is 3 , to the power of 2 is 9 . to the power of 3 is 7 , to the power of 4 is 1 and it ' ll be repeated again in the same order . . . . so the unit place digit of 3 to the power of 34 is 9 . . answer : e
Answer: E