The PreCalcCast
By Jonathan Fjelstrom
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Podcast Description
Need help in PreCalculus? You’ve come to the right place. Here you will find short audio and video tips to pass your Trigonometry and Math Analysis benchmarks. While these podcasts are created specifically for my students at El Diamante High School in Visalia, CA, all are welcome! Email me with comments.
| Name | Description | Released | Price | ||
|---|---|---|---|---|---|
| 1 | VideoEpisode 8: Graphing Vectors | A look at how to represent vectors graphically. | 2/9/11 | Free | View In iTunes |
| 2 | VideoEpisode 7: Vectors | A quick demonstration on representing vectors algebraically and performing operations with them. | 2/7/11 | Free | View In iTunes |
| 3 | VideoEpisode 6: Nth Roots | This demo shows you how to use a modified version of DeMoivre’s Theorem to find roots of a real, imaginary, or complex number. | 2/3/11 | Free | View In iTunes |
| 4 | VideoEpisode 5: DeMoivre’s Theorem | Today’s example is how to use DeMoivre’s Theorem to raise complex numbers to a power without expanding. | 1/27/11 | Free | View In iTunes |
| 5 | VideoEpisode 4: Complex Numbers in Trig Form | Today we look at some operations we can do with complex numbers in their trigonometric form. | 1/24/11 | Free | View In iTunes |
| 6 | VideoEpisode 3: Tangents | This example looks at how to use inclination to find the equation of a line. | 1/21/11 | Free | View In iTunes |
| 7 | VideoEpisode 2: Law of Cosines | The Law of Cosines allows us to solve triangles with the SSS and SAS information. This example covers CA Trigonometry Standard 13.0. | 1/14/11 | Free | View In iTunes |
| 8 | VideoEpisode 1: Law of Sines | This example looks at using the law of sines for the ambiguous case of a triangle, SSA. There is a potential 0, 1, or 2 solutions when given this kind of information. This concept addresses CA Trigonometry Standard 13.0. | 1/12/11 | Free | View In iTunes |
| 9 | VideoEpisode 3: Function Inverses | This episode deals with finding the inverse of a function, specifically an exponential function. CA Algebra 2 Standard 24.0 and Mr. Fjelstrom’s benchmark 3. | 9/12/10 | Free | View In iTunes |
| Total: 9 Episodes |
Customer Reviews
Excellent!
I missed school the day my teacher showed us how to do Law of Cosines and after I watched the lesson I was able to do the problems. A must have for people who miss school.
The PreCalcCast
Awsome!!!!
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