(√32-3√3)(4√2+√27)
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(√32-3√3)(4√2+√27)(√32-3√3)(4√2+√27)(√32-3√3)(4√2+√27)(√32-3√3)(4√2+√27)=(4√2-3√3)(4√2+3√3)=(4√2)
(√32-3√3)(4√2+√27)
(√32-3√3)(4√2+√27)
(√32-3√3)(4√2+√27)
(√32-3√3)(4√2+√27)
=(4√2-3√3)(4√2+3√3)
=(4√2)²-(3√3)²
=32-27
=5