Question

{[(3-1).7]-1/2): 1/2

Answer 1

Resposta:

27

Explicação passo-a-passo:

={[(2)⋅7]−12):12=

={[14]−12):12=

={(14⋅2)−12):12=

={272):12=

=(272)⋅2=

=27

Answer 2

$(((3 - 1)7) - \frac{1}{2} \div \frac{1}{2} = \\ \\ (14 - \frac{1}{2} ) \div \frac{1}{2} = \\ \\ \frac{27}{2} \times \frac{2}{1} = 27.$