Question

only smart peoples can answer this No.20

Answer 1

Step-by-step explanation:

If u add 2088 to 7912 it will become 10000, which is a perfect square.

√10000=100.

Answer 2

Answer:

9

Step-by-step explanation:

We observe that the given number is less than (89)^2 but greater than (88)^2.

Thus,

the number to be added = (89)² - 7912

=> 7921 - 7912

=> 9.

Therefore, the number is 9.

#Mark As Brainliest