# How do you write a rule for the nth term of the arithmetic sequence given #a_7=6/7, a_9=2/3#?

##### 1 Answer

Feb 27, 2017

#### Explanation:

=

Common difference 'd' would thus be

If the first term is say 'x, then 7th term

Thus

nth term expresssion

If required, this can be put in a compact form as