1.) Write a perfect square number of three-digit and find out the square root of two different Methods
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Given : a perfect square number of three-digit
To Find : square root by two different method
Solution:
lets take 144 = 12²
to find square root
1st method : factorization :
144 = 2 x 72
= 2 x 2 x 36
= 2 x 2 x 2 x 18
= 2 x 2 x 2 x 2 x 9
= 2 x 2 x 2 x 2 x 3 x 3
= 2² x 2² x 3²
=>√144 = 2 x 2 x3 = 12
long division method
12
144
1 1
_____
044
22 44
_____
0
√144= 12
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