Name that Sequence
Explicit Formula
Recursive Formula
100
Is the following sequence Arithmetic, Geometric or Neither? 12, 14, 16, 18, 20, .....
What is arithmetic?
100
The explicit formula for the arithmetic sequence: 2, 6, 10, 12, 16.......
What is an=4n-2
100

Write a recursive formula for an, the nth term of the sequence 13,15,17,19,...

a1=13

an=an-1+2

200
Is the following sequence Arithmetic, Geometric or Neither? 3, 8, 13, 18, 22, .....
What is arithmetic?
200
The explicit formula for the arithmetic sequence: -1, 2, 5, 8, 11
What is an=3n-4
200

Write a recursive formula for an, the nth term of the sequence 12, 8, 4, 0, -4, ... 

a1=12

an=an-1-4

300
Is the following sequence Arithmetic, Geometric or Neither? 4, 11, 17, 24, 34, ....
What is neither?
300
The explicit formula for the sequence 3, 9, 27, 81,......
What is An = 3 * 3^(n-1)
300

Write a recursive formula for an, the nth  term of the sequence 3,6,12,24,...

a1=3

an=3an-1

400

Is the following sequence Arithmetic, Geometric or Neither? If so, what is the common difference or common ratio? 375, 75, 15, 3, 3/5, ........

What is geometric?

400
The explicit formula for the sequence: -16, -25, -34, -43, -52 Find the value of the tenth term
What is an=-7-9n, a10=-97
400

Write a recursive formula for an, the nth  term of the sequence4, 8, 16, 32, 64, ...

a1=4

an=2an-1

500

Is the following sequence Arithmetic, Geometric or Neither? If so, what is the common difference or common ratio? 2, 4, 8, 16, .....

What is geometric?

500

The explicit formula for the sequence 2, 8, 32, 128, ....... What is the value of the 10th term?

What is An = 2 * 4^(n-1) A(10) = 524288

500

Write a recursive formula for an, the nth  term of the sequence 12, 6, 3, .. .

a1=12

an=(1/2)an-1

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