SOLUTION: Identify the fifth term in the sequence in which a1= 243 and r=-1/3

Algebra ->  Algebra  -> Sequences-and-series -> SOLUTION: Identify the fifth term in the sequence in which a1= 243 and r=-1/3      Log On

Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

   

Question 8958: Identify the fifth term in the sequence in which a1= 243 and r=-1/3
Answer by longjonsilver(2297) About Me  (Show Source):
You can put this solution on YOUR website!
well,

first term is a
second term is ar
third term is ar^2

so, fifth term is ar^4 --> 243*(-1/3)^4.

You work it out

Jon.