Arithmetic Sequences and Series

Find the next three terms in the arithmetic sequence: -3, -8, -13, -18, ...

• -20, -24, -28

• -21, -25, -29

• -23, -28, -33

• -24, -29, -32

Find 26th term in the arithmetic sequence: -15, -35, -55, -75, ...

• -515

• -490

• -535

• 460

Find the 26th term in the arithmetic sequence: 20, 26, 32, 38, ...

• 182

• 176

• 170

• -118

Find the 20th term in the arithmetic sequence: 5, 12, 19, 26...

• 145

• 144

• 142

• 138

Determine the sum of the series written in Sigma Notation. 

• 3174

• 1590

• 3180

• 6356

Determine the sum of the series written in Sigma Notation. 

• 5400

• 2692

• 2700

• 2704

Which sequence is an arithmetic sequence?

• 3, 6, 2, 7, ...

• 3, 6, 10, 15, ...

• 3, 6, 12, 24, ...

• 3, 7, 11, 15, ...

Q1. How many people live in the city?

• A) 149

• B) 11,200

• C) 5,600

• D) 140

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

• 9

• -9

• 11

• -11