Question

Calculati operatiile de mai jos,folosind ordinea efectuarii operatiilor:
a.2-(-3)la puterea 2+(-7)
b.[3-(-5)]*(-6)-(-1) la puterea 3

Answer 1

a)2-9+(-7)=2+(-9)+(-7)=(-16)+2=-14

b)[3-(-5)] ori (-6)-(-1)=8 ori (-6)-(-1)=(-48)+1=-47

Answer 2

a).2-(-3)^2+(-7)=2-9-7=-7-7=-14; b).[3-(-5)]×(-6)-(-1)=(3+5)×(-6)-(-1)=8×(-6)-(-1)=-48+1=-47.