Texas Instruments
Texas Instruments: Exploring Infinite Series
In this activity, students learn to identify geometric series. They determine if a sequence converges and also learn to calculate the sum of numbers in a geometric series.
Better Lesson
Better Lesson: Geometric Sequences and Series
Students will be able to make use of structure on their way to deriving a formula for the sum of a geometric series. They will also gain more experience in finding the nth term of a sequence/series. Includes short video. [1:15]
Illustrative Mathematics
Illustrative Mathematics: A sse.b.4: Cantor Set
This tasks requires students to explore properties of the Cantor Set, which has many uncountable points, no intervals of real numbers, and has length of zero. Aligns with A-SSE.B.4.
Illustrative Mathematics
Illustrative Mathematics: A sse.b.4: Course of Antibiotics
This task presents a real world application, prescribing a course of antibiotics. In this task, a finite geometric series is utilized. Aligns with A-SSE.B.4.
Illustrative Mathematics
Illustrative Mathematics: A sse.b.4: A Lifetime of Savings
The purpose of this instructional task is to give young scholars an opportunity to construct and find the value of a geometric series in a financial literacy context. Aligns with A-SSE.B.4.
Illustrative Mathematics
Illustrative Mathematics: A Sse.4: You Tube Explosion
This task, commentary, and solutions, were authored by Lacey Dixon and Jonathan Utegaard of The University of Arizona. The purpose of this task is to have students derive the formula for the sum of a specific finite geometric series....
Khan Academy
Khan Academy: Finite Geometric Series Word Problems
Here, students can practice solving word problems involving a finite geometric series. They receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Finite Geometric Series
Practice these multiple-choice problems with finite geometric series.