Question

find the least no which must be added to 9389 to make it a perfect square.please explain on paper​

Answer 1

Answer:

take the square root of 9389 by division method

you will get 96 and remainder 173 like this

9389 = 96^2 + 173

next add 1 to 96

96 +1 = 97

now square 97

97×97 = 9409

now subtract 9389 from 9409

9409 - 9389 = 20

So 20 is the answer