
| Topic | Author |
| Parametric Equations 4 :Questions/Thoughts? | Ashish Gupta (13) |
| Parametric Equations 3 :Questions/Thoughts? | Ashish Gupta (13) |
| Parametric Equations 2 :Questions/Thoughts? | Ashish Gupta (13) |

This is a video lecture series by Salman Khan. In this course he explores Precalculus in an easy-to-understand and engaging manner. Topics include Limits, Sequences, Series, Permutations, Combinations, Polar cordinates. Watch the videos and use the discussion boards to ask and answer questions.
Source: Khan Academy
License: Creative Commons 3.0
Donations: Donate to the Khan Academy