SOLUTION: Consider the sequence 8.5 , 14.45 , 24.565 , ... Note that 8.5 ; is t ( 1 ) , not t ( 0 ) . a) Is this sequence arithmetic or geometric? b) Write down an equation that mo

Algebra ->  Probability-and-statistics -> SOLUTION: Consider the sequence 8.5 , 14.45 , 24.565 , ... Note that 8.5 ; is t ( 1 ) , not t ( 0 ) . a) Is this sequence arithmetic or geometric? b) Write down an equation that mo      Log On


   



Question 1171160: Consider the sequence 8.5 , 14.45 , 24.565 , ...
Note that 8.5 ; is t ( 1 ) , not t ( 0 ) .
a) Is this sequence arithmetic or geometric?
b) Write down an equation that models this sequence. Begin your equation with t ( n ) =

Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!
.

(a)  To answer this question, compute two ratios  14.45%2F8.5  and  24.565%2F14.45. 

     Use your calculator.

     Compare the values.

     If the values are the same, it is a Geom.progression.



(b)  Read the introductory lessons for geometric progression from the links below.


On geometric progressions,  see introductory lessons
    - Geometric progressions
    - The proofs of the formulas for geometric progressions
    - Problems on geometric progressions
    - Word problems on geometric progressions
in this site.

Also,  you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic
"Geometric progressions".

Save the link to this textbook together with its description

Free of charge online textbook in ALGEBRA-II
https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson

into your archive and use when it is needed.