What is the square root of 7056?

1 Answer
Sep 16, 2015

Answer:

#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#