Let us find the square root of 81 by repeated subtraction method.
Square root of 289 by repeated subtraction method.
45 13 32.
Sum of the first n odd natural numbers is equal to n 2.
Ex 6 3 3 find the square roots of 100 and 169 by the method of repeated subtraction.
As explained in property 4 of square numbers and the square number is the sum of successive odd numbers starting from 1 and you can find square root of a number by repeatedly subtracting successive odd numbers which is also starting from 1 from the given square number till you get zero.
8 3 5 step 3.
There are several methods for the same.
The count of odd numbers used in this process will give the square root of the number n.
100 1 99 99 3 96 96 5 91 91 7 84 84 9 75 75 11 64 64 13 51 51 15 36 36 17 19 19 19 0 to find the square root we subtract successive odd numbers from the number till we obtain 0.
80 3 77.
77 5 72.
81 1 80.
32 15 17.
Let us consider another example to find the square root of 81 by repeated subtraction.
Therefore 3 is the square root of 9 or we can also write it as.
In this article we will learn how to find the square root of a number through repeated subtraction.
We know that the sum of the first n odd natural numbers is n 2.
Find square root of 9 by repeated subtraction method.
Find the square root of the number 144 using repeated subtraction method.
Square root of 81 by repeated subtraction.
72 7 65.
Find the square root of 169 by repeated subtraction method 2 see answers arshbbcommander arshbbcommander 169 1 168 168 3 165 165 5 160 160 7 153 153 9 144 144 11 133 133 13 120 120 15 105 105 17 88 88 19 69 69 21 48 48 23 25 25 25 0 since it is compeletly subtracted at 13th time.
17 17 0.
5 5 0 as you can see that given number 9 was repeatedly subtracted by successive odd numbers starting from 1 and we get zero in third step.
Based on the fact mentioned above repetitive subtraction of odd numbers starting from 1 until n becomes 0 needs to be performed.
Square root by repeated subtraction.
View answer for each of the following find the least number that must be added so that the resulting number is a perfect square.
65 9 56 56 11 45.
9 1 8 step 2.