Răspunsuri

2014-10-23T07:30:15+03:00
3√24·3/√6+3√24·2/√3=  se simplifica √24 cu √6 si√24 cu √3 si obtinem:
3√4·3+3√8·2=3·2·3+6√2·2=18+12√2 sau6(3+4√2)
b)·√3·8/√3+√3·7/√27=8+7/√9  ⇒8+7/3 aducem la acelasi numitor amplificand pe 8 cu 3 si obtinem:24/3+7/3=31/3
c)√6·1/√3-√6·2/√2=√2-2√3