dau coroana
urgentt


Dau Coroana Urgentt class=

Răspuns :

√13(1-2,73-1,9+5,27) = 1,64 x 1,71 = 2,81.

√5(2/15 - 3/10 - 1/3) = -√5 x 1/3 = -0,74