Question

PLEASE GIVE ANSWER OF 2ND B ​

Answer 1

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Given 2601,

A perfect square can always be expressed as a product of pairs of equal factors.

Now resolve 2601 into prime factors, we get

$2601=3×3×17×17 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: =3×17×3×17 \\ =51×51 \\ =(51)²$

Hence, 51 is the number whose square is 2601

∴2601 is a perfect square.

Answer 2

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