Which number multiplied by itself will give the output as 12345678987654321?​

what we observe is that the square of the number follows a pattern: 2 1's gives 121. 3 1's gives 12321. so to get 12345678987654321 we need to get square of 9 1's(111,111,111).

1 lol

Step-by-step explanation:

1

answer: ♡♡♡♡♡♡♡♡♡♡

step-by-step explanation:

b because it contains 40% of the possible results from the random list.  

0,1,2,3 v 4,5,6,7,8,9  

4 integers to 6 integers  

40% success vs 60% fail

step-by-step explanation: