Find $a _ { n } \text { and } a _ { 6 }$

Multiple Choice

Find $a _ { n } \text { and } a _ { 6 }$ for the following arithmetic sequence.
- $$a _ { 10 } = 40 , a _ { 11 } = 6$$

A) $a _ { n } = 346 + 34 ( n - 1 ) , a _ { 6 } = 550$
B) $a _ { n } = 346 - 34 ( n - 1 ) , a _ { 6 } = 142$
C) $a _ { n } = 346 - 34 ( n - 1 ) , a _ { 6 } = 176$
D) $a _ { n } = 346 + 34 ( n - 1 ) , a _ { 6 } = 516$