Question

how many digit are there in the square 9874​

Answer 1

Answer:

8

Step-by-step explanation:

9874 7×9874= 8 digits

Answer 2

$Number \:of \:digits \:a \: square \:of \:'n'$

$digited \: number \:is \: minimum \:(2n) \:$

$maximum \: (2n-1)$

$Here \: number\:digits \: in \:9874 (n) = 4$

$Number \: of \:digits \: in \: it's \:square$

$is \: 2\times 4 \:or \: ( 2\times 4 - 1 )$

$i.e., 8 \:or \: 7$

$Now, (9874)^{2} = 97495876$

Therefore.,

$\red{ Number \:of \:digits \:in \: (9874)^{2}} \green{=8}$

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