1. ## Arithmetic progression

The first and second terms of an arithmetic progression are p and q respectively. Find the tenth term

2. Originally Posted by nerdzor
The first and second terms of an arithmetic progression are p and q respectively. Find the tenth term
Hint: the terms of an arithmetic progression are given by $a_n = a_1 + (n - 1)d$ for $n \in \mathbb{N}$

where $a_n$ is the nth term, $a_1$ is the first term, $n$ is the current number of the term, and $d$ is the common difference

now, $d = a_2 - a_1 = a_3 - a_2 = ...$

3. Don't worry, solved it