Respostas

  • Usuário do Brainly
2014-06-10T16:43:34-03:00
2⁴ + 3³ - [20⁰ + 0²⁰ + (- 2³)]
16 + 27 - [1 + 0 + (- 8)]
16 + 27 - [1 - 8]
16 + 27 - [- 7]
16 + 27 + 7
50
2014-06-10T16:46:30-03:00
16+27-[1+0+(-8)]
16+27-(1-8)
16+27-(-7)
16+27+7
16+34
50