Question

find the square root of 7921 by long division​

Answer 1

step 1 :- make duplet from left side

step 2 :- now apply rule of square root .

8 ) 7921 ( 8

8 64

=========== { rough :- 8 × 8 = 64

169 )1521 ( 89

9 1521

=========== { rough :- 169 × 9 = 1521

00

hence, square root of 7921 = 89

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Answer 2

Answer:

$\sqrt{7921} = 89$

89 is your answer