Respostas

2014-07-03T15:11:20-03:00
A) Pg (3,6,12,24)
a1=3
a2=3.2=6
a3=6.2=12
a4=12.2=24

b) Pg (-16, -8, -4, -2)
a1= -16
a2=  \frac{-16}{1} . \frac{1}{2} =  \frac{-16}{2} = -8
a3= \frac{-8}{1}. \frac{1}{2} = \frac{-8}{2} = -4
a4=  \frac{-4}{1}. \frac{1}{2}  =  \frac{-4}{2} = -2
2014-07-03T15:18:56-03:00