Question

Check my answer please. Give medals for the quickest.
defined by a[n]=3n-3?

A. 132
B.138
C. 27
D. 135***

Answer 1

\(\Large \bf a_n=3^{n-1}\quad ?\)

Answer 2

ahemm \(\Large \bf a_n=3^{n-3}\quad ?\)

Answer 3

it's equal to the first one correct?

Answer 4

dunno.....

Answer 5

I really appreciate for you trying to explain it to me. But all I want to know is if my answer is correct? If it's not, then I'll go over it.

Answer 6

you'd first off need to find the 1st term, is this what you have \(\bf 3^{n-3}\quad ?\)

Answer 7

yes.

Answer 8

it was right (: thanks for trying to help me