Question

What is the least number that should be subtracted from 9609 to make it a perfect square

Answer 1

Answer:

5

Step-by-step explanation:

the

√9604= 98

so the 9609-5 will get you a perfect square root

Answer 2

Question

What is the least number that should be subtracted from 9609 to make it a perfect square?

Answer:

Subtract 645.

Step-by-step explanation:

• Step 1.

Find the square root of 9609 :

We get remainder as 645.

*Refer attachment to see the method to find square root.*

• Step 2.

Subtract 645 from 9609.

What you need to know ?

• √9609 = 98 + √645

To make this a perfect square , we have to remove this √645 in order to get a perfect square.

So , √9609 - √654 = 8964 which is a perfect square.

• What is a square root ?

Let's consider a number "b".

now , b×b = square of b.

and square root of b² will be "b". this is how square root functions.

• The babylonians has discovered concept of square root in early 1900 BC.