Check all of the following that are geometric sequences.

Check all of the following that are arithmetic sequences.

What is the nth term of the indicated sequence?

What is

for the arithmetic series described?

What series is represented by

What is the last term of the following arithmetic series?

263 is the ______ term in the arithmetic sequence 5, 11, 17, 23, ...

What is the common ratio of the indicated geometric sequence?

Given the sequence:

An auditorium has 20 rows. The first row has 11 seats, the second row has 13 seats, and the third row has 15 seats. Assuming the pattern continues, how many seats are in the amphitheater?

Find the sum of the infinite geometric series, if it exists.

(just type the answer...if it doesn't exist type 'does not exist')

Find the sum of the infinite geometric series, if it exists.

(just type the answer...if it doesn't exist type 'does not exist')

What is the sum of the following series?

Which is the nth term of the indicated sequence?

(just type in the answer..as a fraction, if necessary)

What is the sum of the following series?

Given the recursive formula, what is the third term of the sequence?

Given the recursive formula, what is the fourth term of the sequence?

Write the recursive formula representing the sequence 5.1, 6.3, 7.5, 8.7,...

(use the decimal in your formula)

Starting with n=1, select which numbers would be included in the first five terms of the sequence represented by

(just select in the correct answers--note, this is NOT recursive)