Question

-2+{5-[2-(-2)³-3-(3-2)9]+5}

Answer 1

Olá,

Vamos lá,

= -2+{5-[2-(-2)³-3-(3-2)9]+5}
= -2+{5-[2-(-8)-3-(1)9]+5}
= -2+{5-[2+8-3-9]+5}
= -2+{5-[ -2]+5}
= -2+{5 +2+5}
= -2 + 12
= 10

Answer 2

-2+{5[2+8-3-5.9]+5}

-2+{5[2+8-3-45]+5}

-2+{5[-38]+5}

-2+{5-38+5}

-2+(-28)

-2-28

-30