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 :-
(i) 7581
OPTIONS :
(a) 10
(b) 15
(c) 12
(d) 14
SOLUTION :-
[Explanation given in the Attachment]
∴ A Perfect Square will be obtained by Subtracting 12 from 7581, (i.e.), 7,581 - 12 = 7,569
Answers & Comments
QUESTION :-
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 :-
(i) 7581
OPTIONS :
(a) 10
(b) 15
(c) 12
(d) 14
SOLUTION :-
[Explanation given in the Attachment]
∴ A Perfect Square will be obtained by Subtracting 12 from 7581, (i.e.), 7,581 - 12 = 7,569
∴ √7,569 = 87
Option C is the Right Answer...