1. Use the sequence to answer the questions. 2.5, 6, 9.5, 13, 16.5, 20,… (a) What is the common difference? (b) What is the recursive rule for the sequence?

Question

asked May 5, 2018 59.2k views

1 Answer

Timactive · Answer 1 · 2018-05-11T17:37:48+0000

common difference = 6 - 2.5 = 3.5

(B) recursive formula can be written as
U(n+1) = U(n) + 3.5n
where value of n is 0 to infinity