Question

Resolva as expressões numéricas

g) 20+3³-[3.(-3+2+(+42):(-2)]

h) -35+[7²+(-1-5+2).(-6)]


Me ajudem pfvrr

Answer 1

Resposta:

g) 20+3³-[3.(-3+2+(+42):(-2)]=

20+27-[3.(-1-21)]=

47-[3.-22]

47+66

113

h) -35+[7²+(-1-5+2).(-6)]=

-35+[49-1-5+2.-6]

-35+[49-18]

-35+31

-4