SOLUTION: multiply (2sqrt6 -6sqrt3)(3sqrt6 +9sqrt3)

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Question 477891: multiply (2sqrt6 -6sqrt3)(3sqrt6 +9sqrt3)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

 

Hi,

(2sqrt6 -6sqrt3)(3sqrt6 +9sqrt3) = 36 - 54*3 = 36-162 = -126



F	First terms 6*6 = 36

O	Outside terms -18*sqrt(18)

I	Inside terms   18-sqrt(18)

L	Last terms  -54*3 = 162