Sequences Series and Summation

For the arithmetic sequence 91, 94, 97, 100, ... , find the 8th term

• 109

• 112

• 115

• 118

A list of numbers or objects in a special order or rule is called a _________.

• Sequence

• Series

• Sigma Notation

• Sequencing

Calculate the sum.

• 0

• 18

• 3

• 15

This summation is the same as which series?

• 1 + 2 + 3 + 4 + 5 + 6

• (1 - 2) + (2 - 2) + (3 - 2) + (4 - 2) + (5 - 2) + (6 - 2)

• (1 - 2) + (6 - 2)

• (1 - 2) + (2 - 2) + (3 - 2) + (4 - 2)

Is this summation finite or infinite?

• Finite, because there are only 6 terms to add up.

• Infinite, because there are an infinite number of terms to add up.

The summation is the same as which series?

• (4+10) + (4+20) + (4+30) + (4+40) + (4+50) + (4+60) + (4+70) + (4+80) + (4+90) + (4+100) + (4+110)

• 1+2+3+4+5+6+7+8+9+10+11

• 4 + 110

• 4 + 10

Question 1. What is the result of 14 x 14?

• A) 196

• B) 392

• C) 49

• D) 254

The next two terms of the sequence 4,7,10,13 are ....

• 16 and 19

• 15 and 19

• 16 and 18

• 15 and 18

Identify the common difference.
97, 86, 75, 64, ...

• 8

• 11

• -11

• -8

Identify the common difference.
3, 7, 11, 15, ...

• 6

• 5

• 4

• 2