Question

What is the digit in the unit place of 2^51

Answer 1

Answer:

8

Step-by-step explanation:

$51 \div 4 = 12 \: (quotient) \: 3 \: (remainder) \\ unit \: digit \: of \: {2}^{51} = {2}^{3} = 8$

Therefore, unit digit is 8