Question

Reslva as expressões:
d) (−6)2 + (−3)

e) (−2) + (−2) ∶ (−2)
f) (−1) − (+6) ∙ (+4) − (+3)
g) −5 ∙ (4 − 12 ∶ 2)
h) (−4)2 + √9 ∙ (−2)

Answer 1

Resposta:

d). (-6)2+(-3)=

-12+(3)=

-12+3=

-9

Explicação passo-a-passo:

e). (-2)+(-2):(-2)=

-2+(-2):(-2)=

-2-1=

-3

f). (-1)-(+6).(+4)-(+3)=

-1+24-(+3)=

+25+3=

29

g)-5.(4-12:2)=

-5.(4-6)=

-5.2=

-10

h). (-4)2+√9.(-2)=

-8+9√9.(-2)=

17+3-2=

20-2=

18