Series: Geometric Series 465

This lesson is part of the following series:

Sequences and Series (5 lessons, $21.78)

This 85 minute sequences & series lesson will show you how to use the general sum formula to find the nth partial sum of a geometric series as well as how to:
- tell the difference between a geometric sequence and a geometric series
- find the first term
- the common ratio
- the number of terms
- use the last term formula
- use a system of equations to solve problems

Sample question: You have 2 parents, 4 grandparents, 8 great grandparents, etc. How many ancestors are their in 12 generations of your family?

This lesson contains explanations of the concepts and 17 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:
- 115 The 5 Basic Exponent Laws (http://www.mindbites.com/lesson/5061)
- 230 Solving Quadratic Equations by Factoring (http://www.mindbites.com/lesson/5087)
- 460 Geometric Sequences (http://www.mindbites.com/lesson/5117)

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...

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