Răspunsuri

2014-08-13T12:56:05+03:00
2+ √3= 2+ 1,73= 3,73

3+√2= 3+ 1,41= 4,41

3,73 < 4,41

2 + √3 < 3+√2
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2014-08-13T12:59:01+03:00
Stim formula:(a+b)^2=a^2+2ab+b^2
Ca sa le compari,ridici fiecare la patrat.
(2+rad3)^2=4+4rad3+3=7+4rad3=7+rad48
(3+rad2)^2=9+6rad2+4=13+6rad2=13+rad72
Deci 2+rad3<3+rad2

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