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label Cursuri autorenew 2025-09-29, 16:59 history_edu Salman Khan
By Salman Khan - Khan Academy
Course Description:
Non-trigonometry pre-calculus topics. Solid understanding of all of the topics in the "Algebra" playlist should make this playlist pretty digestible.
Lectures:






Lecture 1 - Introduction to Limits

Introduction to the intuition behind limits.








Lecture 2 - Limit Examples (Part 1)

Some limit exercises.








Lecture 3 - Limit Examples (Part 2)

More limit exercises.








Lecture 4 - Limit Examples (Part 3)

More limit exercises.








Lecture 5 - Limit Examples with Brain Malfunctions On

3 interesting limit examples (correct answer for problem 1 is 3/16 (6/(4*8) NOT 6/(4+8)).








Lecture 6 - Squeeze Theorem

Intuition (but not a proof) of the Squeeze Theorem.








Lecture 7 - Proof: lim (sin x)/x

Using the squeeze theorem to prove that the limit as x approaches 0 of (sin x)/x =1.








Lecture 8 - More Limits

More limit examples.








Lecture 9 - Sequences and Series Part 1

Introduction to the arithmetic and geometric series.








Lecture 10 - Sequences and Series Part 2

Finding the sum of an infinite geometric series.








Lecture 11 - Permutations

Introduction to permutations.








Lecture 12 - Combinations

Introduction to combinations.








Lecture 13 - Binomial Theorem Part 1

Introduction to raising (a+b)^n.










Lecture 14 - Binomial Theorem Part 2

Binomial Theorem and Pascal's Triangle.








Lecture 15 - Binomial Theorem Part 3

Intuition behind why binomial expansion involves combinatorics.








Lecture 16 - Exponential Growth

Exponential growth involving bacteria (some calculus in part c).








Lecture 17 - Polar Coordinates 1

Introduction to polar coordinates.








Lecture 18 - Polar Coordinates 2

Conversion from Cartesian to Polar Coordinates.








Lecture 19 - Polar Coordinates 3

Converting between Cartesian and Polar functions.








Lecture 20 - Parametric Equations 1

Introduction to parametric equations.








Lecture 21 - Parametric Equations 2

Eliminating the parameter.








Lecture 22 - Parametric Equations 3

Removing the parameter from a more interesting example.








Lecture 23 - Parametric Equations 4

Parametric Equations that "move" along the same path.








Lecture 24 - Introduction to Function Inverses

Introduction to Function Inverses.








Lecture 25 - Function Inverse Example 1

Function Inverse Example 1.








Lecture 26 - Function Inverse Example 2

Function Inverses Example 2.








Lecture 27 - Function Inverse Example 3

Function Inverses Example 3.



Source: http://academicearth.org/courses/precalculus