Question

2) Efetue cada operação abaixo: a) (−1).(−1) . (−1).(−1).(−1). (−1) b) −5+ (−3) . (+8) c) (−6).(+5) − (−4).(+3) d) (−5+ 1) . (−8+ 2) e) 6 − (−6+ 4). (−5+ 9) f) −3− 3 .(−3)

Answer 1

Resposta:

Explicação passo-a-passo:A)R:+1

B)R:+64

C)R:+18

D)R:+24

E)R:+14

F)R:+9