January 2023 1 13 Report
Resolva as expressões abaixo:

a) {[+(√36) · 2³ + (-5)² ÷ (-5)]} =

b) (-8)² ÷ (-2)² =

c) (-7) -³ · (-7) -² =

d) (-[tex]\frac{2}{3}[/tex])[tex]^{-2}[/tex] +(-[tex]\frac{2}{3}[/tex])[tex]^{-2}[/tex] =
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