Question

how many natural numbers lies between56²and57²

Answer 1

Heya ✋

Let see your answer !!!

$56 ^{2} and \: 57 ^{2} \\ 56 \times 2 = 112 \\ hence \: 112 \: natural \: numbers \: lie \: between \: 56 ^{2} and \: 57 ^{2}$



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Answer 2

(57+56)(57-56)=113
because a squared minus b squred=(a+b)(a-b)