Question

2.
Find the number of digits in the square root of each of the following numbers. (without any calculation)
(i) 6561​

Answer 1

Answer:

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Answer 2

Answer :-

2

Explanation :-

Number of digit in 6561 => n = 3

Since n is odd.

∴ Number of digit in square root

$\implies \dfrac{n+1}{2}$

$\implies \dfrac{3+1}{2}$

$\implies \dfrac{4}{2}$

$\implies 2$