Series: Arithmetic Series 455

This lesson is part of the following series:

Sequences and Series (5 lessons, $21.78)

This 68 minute sequences & series lesson begins with the terminology of a series and will show you how to use the general sum formula to find the sum of an arithmetic series as well as how to:
- tell the difference between an arithmetic sequence and an arithmetic series
- find the first term
- find the common difference
- find the number of terms
- use the last term formula
- use a system of equations to solve problems

Sample question: A movie theatre has 40 rows of seats. Each row has three more seats than the previous row. If there are a total of 4140 seats in the theatre, how many seats are there in the first row?

This lesson contains explanations of the concepts and 15 example questions with step by step solutions plus 7 interactive review questions with solutions.

Lessons that will help you with the fundamentals of this lesson include:
- 105 Rules for Integers and Absolute Value (http://www.mindbites.com/lesson/5073)
- 110 Basic Algebra Part I (http://www.mindbites.com/lesson/5060)
- 135 Solving Linear Equations Part I (http://www.mindbites.com/lesson/5068)
- 205 Solving Systems of Linear Equations (http://www.mindbites.com/lesson/5083)
- 230 Solving Quadratic Equations by Factoring (http://www.mindbites.com/lesson/5087)
- 450 Arithmetic Sequences (http://www.mindbites.com/lesson/5113)

Teacher Sydney is a certified teacher, B.A., B. Ed. (Math Major) with 30+ years experience teaching Math to High School and Continuing Education students. She developed these very comprehensive, detailed audio visual math tutorials to help those who were serious about learning math. Her success stories with students are numerous, from students who said to her "I never understood math until your classes" to adult students who went on to successful careers, one providing feedback "Your adult ed classes enabled me to meet university entrance requirements and, ... I am now an Engineer, thank you!". She had a reputation for teaching the math class that “you want to be in.” For more...

Good information

09/28/2009

~ jfilip

All the instruction in this lesson was great, no complaints. The instructor's voice is just so monotone that I have a hard time staying engaged through the entire lesson. Just a small complaint, other than that it is great.

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