Por favor me ajudem
1-) Determine a razão da PG
a) (1,3,9,27,81) q=
b) ( 2,4,8,16,32) q=
c) ( 400,200,100,50) q=
d) ( 5,-10,20,-40,80) q=
e) ( 2,8,32) q=
f) (-10,30) q=
1-) Determine a razão da PG
a) (1,3,9,27,81) q=
b) ( 2,4,8,16,32) q=
c) ( 400,200,100,50) q=
d) ( 5,-10,20,-40,80) q=
e) ( 2,8,32) q=
f) (-10,30) q=
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q=3/1 =3
b) q=a2/a1
q= 4/2 =2
c) q=a2/a1
q=200/400 =2/4 =0,5
d) q=a2/a1
q= -10/5= -2
e) q=a2/a1
q= 8/2 = 4
f) q=a2/a1
q= 30/(-10)=-3/1= -3