Question

Find the least no to make 6412 a perfect square

Please tell

Answer 1

Answer:

Hence, 149 is the least number which must be added to 6412 so as to get a perfect square. The required number is 6412+149=6561.

Answer 2

Answer:

first find the LCM .

6412 = 2 × 2 × 7 × 229

pair them (2×7×229) least number to make 6412 = 7..

not sure about this..