Question

como resolver esta expressao​

Answer 1

Resposta:

1

Explicação passo-a-passo:

$\left[\dfrac{(-10)+5-(-3)}{(-2)}\right]^{2} = \\\\\left[\dfrac{-10+5+3}{-2}\right]^{2}=\\\\\left[\dfrac{-10+8}{-2}\right]^{2}=\\\\\left[\dfrac{-2}{-2}\right]^{2}=\\\\\left[1\right]^{2}=\boxed{1}$