Răspunsuri

2014-10-14T18:23:31+03:00
A) 3√5-12√3-2√5+13√3=√5+√3
b) 2√3+√6-2√6+6=2√3-√6+6
c) 3√25 +4√4-7√9=3.5+4.2-7.3=15+12-21=27-21=6
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