Sequences Series and Sigma Notation

Classify the following sequence as arithmetic, geometric, or neither:

-9, -6, -3, 0, 3, 6, ...

• Geometric

• Arithmetic

• Neither

Find the next term of the sequence:

2, 2, 4, 6, 10, 16,...

• 28

• 26

• 24

• 22

• 63

• 72

• 81

• 144

Determine the sum of the series written in Sigma Notation. 

• 3174

• 1590

• 3180

• 6356

• 295245

• 29524

• 2952450

• 29525

• 510

• 255

• 256

• 512

Write the Series in Summative (Sigma) Notation: 8 + 13 + 18 + 23 + . . .

• ∑(8 + 6n), where n starts from 0 to infinity

• ∑(8 + 2n), where n starts from 1 to infinity

• ∑(5n +3), where n starts from 1 to infinity

• ∑(8 + 3n), where n starts from 0 to infinity

Find the sum of the series \sum_{n=1}^42\left(2\right)^n

• 58

• 60

• 62

• 124

Is the sequence arithmetic: 37, 31, 25, 19, ...

• Yes

• No