For an arithmetic sequence $\left\{ a _ { n } \right\}$ with first term 2, when $a _ { 9 } = 3 a _ { 3 }$, what is the value of $a _ { 5 }$? [3 points] (1) 10 (2) 11 (3) 12 (4) 13 (5) 14
For an arithmetic sequence $\left\{ a _ { n } \right\}$ with first term 2, when $a _ { 9 } = 3 a _ { 3 }$, what is the value of $a _ { 5 }$? [3 points]\\
(1) 10\\
(2) 11\\
(3) 12\\
(4) 13\\
(5) 14