Question

(-5+2)²÷(-9)-[√4.(-4-2)-(-1)³-(5+8)]

preciso da conta pfv

Answer 1

(-5+2)²÷(-9)-[√4.(-4-2)-(-1)³-5-8]
=(-5+2)²/(-9)-[√4.(-4-2)-(-1)-13]
=(-5+2)²/(-9)-[√4.-6 +1-13]
=(-5+2)²/(-9)-[2.-6 +1-13]
=(-5+2)²/(-9)-[-12-12]
=(-5+2)²/(-9)+24
=(-3)² / 15
=$\frac{9}{15} = \frac{3}{5}$