How do you simplify #4sqrt2 - 2sqrt7#?

1 Answer
Aug 20, 2017

It cannot be simplified any further.


In order to simplify we would need multiples of square roots of the same number. We do not have that and we cannot get it.

We could factor a #2 from each term and write

#4sqrt2-2sqrt7 = 2(2sqrt2-sqrt7)#

But factoring is not generally called simplifying.