Question 1010896
An=A1 r^(n-1)
A6=A1*r^(n-1);63=A1*r^(5)
A1(r+r^3+r^5)=2A1(1+r^2+r^4)
r^5-2r^4+r^3-2r^2+r-2=0
By synthetic division or graphing, r=2.
Sn=A1(1-r^6)/1-2
63=A1(1-64)/-1
63=63A1
A1=1
A2=2
A3=4
A4=8
A5=16
A6=32
initial value is 1
common ratio is 2