How do you simplify #-4sqrt28#?

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How do you simplify #-4sqrt28#?

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Answer 1 · 2017-05-28T13:14:23

#-8##sqrt7#

Explanation:

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

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How do you simplify #-4sqrt28#?

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