arithmetic and geometric sequences and series

Front

What kind of sequence is illustrated below?
 400, 200, 100, 50, 25, ...

Back

Geometric

Front

Which kind of sequence has a common difference? Options: Arithmetic, Geometric

Back

Arithmetic

Front

What is the 8th term in the sequence?
3, 9, 27, 81, ...

Back

6,561

Front

The next term of the series 11, 8, 5, 2 is...

Back

-1

Front

Classify the sequence: {26, 22, 18, 14, ...}

Back

Arithmetic

Front

Is the sequence arithmetic: 78, 785, 7855, 78555, ...

Back

No

Front

Is the sequence 2, 4, 12, 48,... geometric?

Back

no

Front

Evaluate the Arithmetic Series

Back

100

Front

Find the sum of the infinite geometric series: 5 + 4 + 3.2 + 2.56 + ...

Back

25

Front

Determine whether the sequence could be geometric or arithmetic: 6, 10, 15, 21, ...

Back

Neither