Q.

Find the square root of 9604 using the viloknanam method.


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a

98

b

92

c

88

d

82 

answer is A.

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Detailed Solution

Concept- Viloknanam method is based on vedic math,this method is used to find the square root of 3 or 4 digit square numbers.
Unit digit is 4,
Unit digit of square root is 2 or 8,
The greatest number whose square is less than or equal to 96 or 9,
Two unit digit 2 or 8 is to the right of 9,
we get 92 and 98,
Unique numbers with unt digit 5 lie between 92 and 98 which will be 95.
(95) 2=9025
9604>9025,required square root is 98.
9604=98.
Hence, correct option is 1
 
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