One question left for the night and i am stumped ... I need to find the sixth term of a geometric sequence in which a-sub-one = -7 and r = 3 .... Thanks in advance for you help!

-7(3)^(6-1)

Or

-7, -7(3), -7(3)(3), -7(3)(3)(3), -7(3)(3)(3)(3),

-7(3)(3)(3)(3)(3)