Question

find the least number that must be subracted to 6412 so as to get a perfect square. also find the squareroot of the perfect square.​

Answer 1

Answer:

the nearest square number is 6400

so, we should subtract 12

$\sqrt{6400} = 80$

Step-by-step explanation:

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Answer 2

Answer:

12

Step-by-step explanation:

6412 is not a perfect square

But, 6412-12=6400 is a perfect square

√6400=80