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(4√3-2√27)·(-√2)-(√54-√216)=

Răspuns :

(4√3-2√27)·(-√2)-(√54-√216)=
=
(4√3-2√3³)·(-√2)-(√54-2√54)=
=(4
√3-6√3)*(-√2)-(-√3³*2)
=2√3*√2+3√(3*2)=
=2√6+3√6=
= 5√6