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Calculati:
2radical8+3radical18-13radical2=...........................
(radical5-radical2)(radical5+radical2)=...................


Răspuns :

2√8+3√18-13√2=5,6+12,7-18,3=0
√5-√2=0,82
√5+√2=3,65
Sper c te-am ajutat