Geometric Sequences
Geometric Sequence: A sequence where
each term is multiplied by a common ratio
to find the next term. The common ratio
can be found by dividing any term by its
previous term.
Are these geometric sequences?
4, 12, 36, 108...
6, 12, 18, 24...
40, 20, 10, 5...
This is the formula
on the MCA formula
sheet.
f(x) = a(b)x
Zero
Term
Common
Ratio
The Term #
Write the function for each geometric
sequence and then find the 10th term.
3, -6, 12, -24...
Function:________
10th term:_______
36, 18, 9, 4.5...
Function:________
10th term:_______
1