by calculating the given information and the equation in table
The answer will be 587,328 whenever added!
it would be 690 because the final number is below 5.
Answer:

Step-by-step explanation:
We have been given the expression:

We will use the property:

Here, 
So, we will get from the identity:

Hence, you are not right because you removed square rrot in final result rest is right.