Question

resolva as expressões aritméticas ​

Answer 1

c) {-1-[(-2)^2×5-7]+(8-3^2)^5}-(-7)

{-1[4×5-7]+(8-9)^5}-49

{-1-13+(-1)^5}-49

{-1-13-1}-49

-15-49

-64

d) (-5)^1-[(-2)^5:4-7+(-1)^379×(-5)^2

‐5-[-32:4-7]-1×25

-5-[-8-7]-25

-5-[-15]-25

-5+15-25

-15