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Precalculus - Khan Academy

Precalculus - Khan Academy

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Non-trigonometry pre-calculus topics. Solid understanding of all of the topics in the "Algebra" playlist should make this playlist pretty digestible.

About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content.

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Introduction to raising (a+b)^n

Binomial Theorem and Pascal's Triangle

Intuition behind why binomial expansion involves combinatorics

Argand Diagram, magnitude, modulus, argument, exponential form

Understanding how logarithmic scale is different from linear scale and why it could be useful

Vi Hart ( and Sal talk about how we humans perceive things nonlinearly

Vi Hart visits Khan Academy and talks about Benford's Law with Sal

Vi and Sal talk through the intuition of Benford's law (part 2)


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Videos on chemistry (roughly covering a first-year high school or college course).

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Linear Algebra - Khan Academy 142 lessons

Matrices, vectors, vector spaces, transformations. Covers all topics in a first year college linear algebra course. This is an advanced course normally taken by science or engineering majors after tak

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Geometry - Khan Academy 113 lessons

Videos on geometry. Basic understanding of Algebra I necessary. After this, you'll be ready for Trigonometry. Geometry on Khan Academy: We are surrounded by space. And that space contains lots of t

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SAT Preparation - Khan Academy 118 lessons

I am going to work through every problem in the College Board "Official SAT Study Guide." You should take the practice tests on your own, grade them and then use these videos to understand the problem

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Cell Biology : Anatomy and Physiology Lectures 5 lessons

For the complete series as well as over 200 A&P videos, lecture notes, and interactive quizzes, please visit us at Almost all anatomy and physiology course have the student learn ho

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High school Biology videos that I make for 10th grade Biology, 9th-10th grade Honors Biology, and Intro to the Human Body classes. Hope you find them helpful!

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DNA and RNA videos for high school Biology

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Chemistry and Macromolecules 10 lessons

Chemistry for high school Biology. Biochemistry and the macromolecules - carbohydrates, lipids, proteins, and nucleic acids.

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Precalculus - Khan Academy 20 lessons

Non-trigonometry pre-calculus topics. Solid understanding of all of the topics in the "Algebra" playlist should make this playlist pretty digestible. About Khan Academy: Khan Academy offers practic

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Adobe Creative Suite Tutorials 503 lessons

Welcome to the Adobe Creative Suite Podcast with tips and tutorials by Terry White. Unlock the power of the Creative Suite.

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