Question

what is the unit digit of (124)²

plz tell me right answer ..... ​

Answer 1

Step-by-step explanation:

the unit digit of this number is 6

Answer 2

Answer:

ans is 4.

sol-

124^(123!)= 124^123+124^122+124^121+......124^1

=sum of unit digit of all terms

= 4+6+4+6+4+6+.......+4

= 10*61+4

= 614

hence ans is 4.

hope it is helpful

make me as brineliest