Question

PLEASE ANSWER ASAP!!! NEED HELP NOW!!

1. What is the 8th term of the arithmetic sequence with a first term of 7 and a common difference of -3?

2. What is the 4th term of the recursive sequence defined by (image attached)

Answer 1

1) -14

2) a4 = 61

Explanation:

8th term = 7 + (8-1)(-3)

= 7 -21

= -14

2) a2 = 2(5)+3 = 13

a3 = 2(13)+3 = 29

a4 = 2(29)+3 = 61