Answer:
1. a
2. d
3. c
4. d?
5. cant answer cause I cannot see the data
I would try B.
I'm not positive i got it right
(sorry if its wrong)
Hope this helped!
:)
For the one on the left they are corresponding and on the right they are vertical
bearing in mind that, the geometric sequence is "convergent" only when |r|<1, or namely "r" is a fraction between 0 and 1.
X-9=8(2x+3)-18
x-9=16x+24-18
-9=15x+6
-15=15x
x=-1