Advertisements
Advertisements
Question
Find the number of digits in the square root of the following numbers (without any calculation).
144
Advertisements
Solution
Since the number of digits in 144 is 3 (= n), which is odd.
Then its square root will have `((n + 1)/2)` digits.
Number of digits = `(3 + 1)/2`
= `4/2`
= 2
APPEARS IN
RELATED QUESTIONS
Find the square root of the following number by division method.
529
Find the square root of the following number by division method.
5776
Find the square of the following number using the identity (a − b)2 = a2 − 2ab + b2:
995
Find the square of the following number by visual method:
702
Write the possible unit's digit of the square root of the following number. Which of these number is odd square root?
657666025
Find the square root the following by long division method:
9653449
Find the square root the following by long division method:
20421361
Find the least number which must be subtracted from the following numbers to make them a perfect square:
26535
Which of the following numbers will not have 1 (one) at their unit’s place :
(i) 322
(ii) 572
(iii) 692
(iv) 3212
(v) 2652
What is the least number that should be added to 6200 to make it a perfect square?
