👤

-3•{-8-3•[-2(+4-7+5-3)•(-6+4-3)+6]}
dau coroana


Răspuns :

-3{-8-3•[-2•-1•-5+6]=-3[-8-3•(+2•-5+6)]=-3[-8-3•(-10+6)]=-3•[-8-3•-4]=-3•[-8-(-12)] =-3•+4=-12 Coroana ?