SOLUTION: Find an equation for the nth term of the sequence. -3, -12, -48, -192, ... choices below an = 4 • -3n + 1 an = -3 • 4n - 1 an = -3 • 4n an = 4 • -3n

Algebra ->  Trigonometry-basics -> SOLUTION: Find an equation for the nth term of the sequence. -3, -12, -48, -192, ... choices below an = 4 • -3n + 1 an = -3 • 4n - 1 an = -3 • 4n an = 4 • -3n       Log On


   

Question 1135563: Find an equation for the nth term of the sequence.
-3, -12, -48, -192, ...
choices below
an = 4 • -3n + 1

an = -3 • 4n - 1

an = -3 • 4n

an = 4 • -3n
Answer by ikleyn(52879) About Me  (Show Source):
You can put this solution on YOUR website!
.

There are introductory lessons on arithmetic progressions
    - Arithmetic progressions
    - The proofs of the formulas for arithmetic progressions
    - Problems on arithmetic progressions
    - Word problems on arithmetic progressions
in this site.

Learn the subject from there.

Then you will be able to solve such problems on your own.