Question

Determine as expressões
A) (-2) ³ • 1²•(-1) ³
B) (1+4) ²-(-2-3) ²•(-2) ³
C) -3² :(-5)º-(-2)
D) 2³•3-√6•8+1

Answer 1

Resposta:

a)-8•1•-1=-8•-1=-8

b)25-25•-8=0

c)-9:-1+2=-8+2=-6

d)8•3-7=24-7=17