Question

the least number which must be added to 6412 to make
perfect square
it a perfect number ​

Answer 1

Answer:

hope it helps u dear

Step-by-step explanation:

149

It means we have to subtract the given number from 6561to get that value which can be added to the number 6412 to make it perfect square. Hence, 149 is the least number which must be added to 6412so as to get a perfect square. The required number is6412+149=6561.

Answer 2

Step-by-step explanation:

149 is the right answer

6412+149 = 6561

√6561 = 81

or 81×81 = 6561