What is the following difference 11 square root 45 -4 square root 5

Your problem looks like this

To make this problem easier, we need to simplify these square roots

   can be simplified

Here's how :

The factors of 45 are 9 and 5

9 is a perfect square root, but 5 is not

Think of the problem like this

The square root of 9 is 3, but 5 has no perfect square root

Now is simplified to

Now let's solve the problem, because we have a common square root of 5

- 4\sqrt{5}[/tex]

Our final answer is

Feel free to ask questions if you are confused! Hope I helped :)

For this case we must simplify the following expression:

So, we rewrite 45 as :

We have by definition of properties of powers and roots that:

So:

step-by-step explanation:

try remembering the steps