SOLUTION: {{{ 4sqrt (18) - 3sqrt (8) }}}

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Question 646180: +4sqrt+%2818%29+-+3sqrt+%288%29+
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

+4sqrt+%2818%29+-+3sqrt+%288%29+

+4sqrt+%289%2A2%29+-+3sqrt+%284%2A2%29+ || Note: the factor of 2 in common

+4%2A3sqrt+%282%29+-+3%2A2sqrt+%282%29+       ||Note: sqrt%289%29+=+3 & sqrt%284%29+=+2

+12sqrt+%282%29+-+6sqrt+%282%29+

+6sqrt+%282%29+