How do you simplify -4sqrt28?

1 Answer
May 28, 2017

-8sqrt7

Explanation:

-4sqrt28 can also be written as
rArr-4sqrt(7*4)
rArr-4sqrt(7*2*2)
rArr-4sqrt(7*2^2)
rArr-4sqrt(7) sqrt(2^2)
rArr-4sqrt(7)*2
rArr-8sqrt(7)
so the final ans is:- (-8sqrt(7))