Alg 2 Ch 12 Part 3 Arithmetic Series

Alg 2 Ch 12 Part 3
Arithmetic Series

By Andi Palodichuk

ARITHMETIC SERIES

It is the sum of the terms of the given arithmetic sequence.

​You could add them up or you could use the formula!

ARITHMETIC SERIES

​1 + 4 + 7 + 10 + 13 + 16 = 51

ARITHMETIC SERIES

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ARITHMETIC SERIES

​This tells me I want the sum of the first 15 terms

​Quiz Time...

Multiple Choice

Find the sum of the 1st 20 terms: 2+5+8+......

• 1220

• 610

• 600

• 612

Multiple Choice

Find the sum of the 1st 20 terms of 3 +11 +19+ .......

• 1080

• 1580

• 155

• 1550

Multiple Choice

Evaluate the arithmetic series described:
14 + 23 + 32 + 41..., S₁₁

• 1296

• 1298

• 2604

• 649

Multiple Choice

What is $$S_{17}$$  if $$a_1=3$$  and $$d=4$$  ?

• 595

• 590

• 585

• 580

Multiple Choice

Find the sum: 1 + 4 + 7 + ..... + 142

Hint: 142 is the 48th term

• 5432

• 2434

• 3432

• 2964

Multiple Choice

Find the sum: 400 + 394 + 388 + .... - 32

Hint: -32 is the 73rd term

• 400

• 13432

• 432

• 73

Multiple Choice

What is the sum of the first 50 terms of the series 2 + 17 + 32 + 47 + ...?

• 1,600
• 18,235
• 18,475
• 19,125