Question

How to find a square root?

Answer 1

Answer:

for example

20 square find kro then 20 ×20 = 400 it is a square

sq root of 400 = 400 ÷ by 2 =20

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Answer 2

their are many methods first

like we have to find out the square root of 9

so, 9-1=8 8-3=5 5-5=0

so this methods states that if we have to find the square root of number x then we have to subtract n odd numbers from it until it results as 0

second

it is the more professional one

this one is used widely for finding square root

1

_ __

1 169 do grouping , start from left side and take the first group . do ide it with the smallest and nearest number possible . subtract that number and then take the second group

3

__

23 69

69

___

0

double the number 1 which we had written above and find a number which can satisfy the above stated example

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