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College Algebra - Complex Numbers

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A series of free College Algebra Video Lessons from UMKC - The University of Missouri-Kansas City.

College Algebra - Lecture 5 - More numbers and Geometry
Lecture 5 - More numbers and Geometry.
In this lecture, we learn about Complex numbers, some area formulas and the Pythagorean theorem.

  • Beyond Real Numbers: Complex Numbers [19 min.]
  • Some Area Formulas [8 min.]
  • The Pythagorean Theorem & A Visual Proof [12 min.]

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You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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