Question #e21f2

1 Answer
Nov 8, 2017

See below.

Explanation:

There isn't enough information to write an explicit formula.

The nth term of an arithmetic sequence is :

#a + (n-1)d#

Where #a# is the first term, and #d# is the common difference.

The most you can do with the amount of information given is:

#a +9d=75#