Sequences and Series Test

Find the common difference of the arithmetic sequence 14, 20, 26, ...

• -6

• 12

• 6

• 4

What is the explicit rule formula for the sequence -4, -9, -14, ...?

Find the explicit rule and the 59th term of the arithmetic sequence 26, 17, 8, ...

• 1

• -505

• -496

• -487

It is a sequence wherein the terms are generated by adding a constant number called common difference.

• Arithmetic Sequence

• Fibonacci Sequence

• Geometric Sequence

• Harmonic Sequence

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

• Arithmetic
• Geometric
• Neither

The n^th term of a geometric sequence is given by ...

• 
• 
• 
• 

Is the given sequence geometric?

• Yes

• No

• Cannot be determined

List the first five terms of the geometric sequence. Assume that the sequence begins at n = 1.

• 1 , 3 , 6 , 9 , 12

• 3 , 9 , 27 , 81 , 243

• 0 , 1 , 3 , 9 , 27

• 1 , 3 , 9 , 27 , 81

Evaluate.

• 5461

• 800

• 4095

• 6241

Evaluate.

• -239,945

• -293,495

• -299,354

• -329,945