Question

for each of the following, find the least number that must be subtracted so that the resulting number is a perfect square of 9509​

Answer 1

Answer:(i) 796

Taking square root of 796, we find that 12 has been left

∴ Least number to be subtracted = 12

(ii) 1886

Taking square root of 1886, we find that 37 has been left

∴ Least number to be subtracted = 37

(iii) 23497

Taking square root of 23497, we find that 88 has been left

∴ Least number to be subtracted = 88