What is the square root of 7056?

1 Answer
Sep 16, 2015

84

Explanation:

-Write down the factors of 7056 and and see if they share the same with the choices.
- For example, if you see 83 and 85, you can tell that there is no factor of 83 or 5 in 7056 since they are prime number and eliminate them.
- At this time you verify one by multiplying 84xx84 to verify.

Recheck:

84xx84=7056