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Ma ajuta cineva la rezolvare

Ma Ajuta Cineva La Rezolvare class=

Răspuns :

c)
11•(-2)+(-4)•[-100-4•(-26)]=
=(-22)+(-4)•(-100+104)=
=(-22)+(-4)•4=
=(-22)-16=
=-38


d)
200-7•[(-25+4•7)-3•(11-13)]=
=200-7•[(-25+28)-3•(-2)]=
=200-7•(3+6)=
=200-7•9=
=200-63=
=137