Find a General Term an for the Geometric Sequence $$\mathrm { a } _ { 1 } = 3 , \mathrm { r } = 3$$

Multiple Choice

Find a general term an for the geometric sequence.
- $$\mathrm { a } _ { 1 } = 3 , \mathrm { r } = 3$$

A) $a _ { n } = 3 ( 3 ) ( n - 1 )$
B) $a _ { n } = 3 ^ { n - 1 } + 2$
C) $\mathrm { a } _ { \mathrm { n } } = 3 ( 3 ) ^ { \mathrm { n } - 1 }$
D) $a _ { n } = 3 + 6 ( n - 1 )$