Răspunsuri

2014-01-30T15:31:21+02:00
(4√3-2√27)·(-√2)-(√54-√216)=
=(4
√3-2√(3³)*(-√2)-(√(2*3³)-√(2³*3³))=
=-√2*√3(4-2*3)-2*3*√(2*3)=
=-√6*(-2)-6√6=
=2√6-6√6=
=-4√6
2014-01-30T15:37:59+02:00
(6,92-10,38)x(-1,41) - (7,34-14,69)= 4,878 + 7,35 = 12,228