Advertisements
Advertisements
Question
Find the number of digits in the square root of the following numbers (without any calculation).
27225
Advertisements
Solution
Since the number of digits in 27225 is 5( = n), which is odd.
Then its square root will have `(n + 1)/2` digits.
Number of digits = `(5 + 1)/2`
= `6/2`
= 3
APPEARS IN
RELATED QUESTIONS
Find the square root of the following number by division method.
5776
Find the square root of the following number by division method.
7921
Find the least number which must be subtracted from the following number so as to get a perfect square. Also find the square root of the perfect square so obtained.
825
Find the square of the following numbers using the identity (a + b)2 = a2 + 2ab + b2:
209
Find the square of the following by long division method:
12544
Find the square root the following by long division method:
974169
Find the square root the following by long division method:
20657025
Square of which of the following numbers will not have 6 at their unit’s place :
(i) 35
(ii) 23
(iii) 64
(iv) 76
(v) 98
Find the greatest 4-digit number which is a perfect square.
Find the square root by long division method
17956
