units digit in expansion os 2 raised to 51 is:
2 4 6 8
Answer Posted / vijay chouhan
Here we take 2^51; according to formula(see Abhijit Guha quantitute aptitute) when power is divided by 4 and give reminder that is non zero, take reminder as power of last digit of given number;
2^51; 51%4=3;
so 2^3=8;
ANS=8
Is This Answer Correct ? | 25 Yes | 2 No |
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