For the first equation:√2712 = √(2712) = √324 = 18
For the second equation:√405522 = √(405522) = √48400 = 220
For the third equation:√2452760 = √(2452760) = √396900 = 630
For the first equation:
√2712 = √(2712) = √324 = 18
For the second equation:
√405522 = √(405522) = √48400 = 220
For the third equation:
√2452760 = √(2452760) = √396900 = 630