How would you simplify $(sqrt6 - 4 sqrt 7)(3 sqrt 6 + 2 sqrt7)$ ?

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Answer 1 · 2018-03-12T09:31:45

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$(sqrt6-4sqrt7)(3sqrt6+2sqrt7)=3sqrt6sqrt6+2sqrt6sqrt7-12sqrt7sqrt6-8sqrt7sqrt7=18-10sqrt6sqrt7-56=-38-10sqrt6sqrt7=-38-10sqrt42=$

How would you simplify (sqrt6 - 4 sqrt 7)(3 sqrt 6 + 2 sqrt7) (sqrt6 - 4 sqrt 7)(3 sqrt 6 + 2 sqrt7) ?