PLEASE SOMEONE HELP!!!!

1. What is the 23rd term of the arithmetic sequence where a1 = 8 and a9 = 48 ?

2. What is the 41st term of the arithmetic sequence where a1 = 16 and a15 = –40 ?

Question

PLEASE SOMEONE HELP!!!!

1. What is the 23rd term of the arithmetic sequence where a1 = 8 and a9 = 48 ?

2. What is the 41st term of the arithmetic sequence where a1 = 16 and a15 = –40 ?

mertsj · Answer

$$a _{n}=a _{1}+(n-1)d$$

mertsj · Answer

Use that to find the common difference which is d.  Can you do that?

mertsj · Answer

It is very difficult to help you unless you answer me.

anonymous · Answer

in order to find the answer i ned the common ratio but i dont know how to find the common  ratio