PreCalculus Review
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More Lessons for Calculus
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A series of free Calculus Video Lessons from UMKC - The University of Missouri-Kansas City.
A Review of Pre-Calculus, Operations on Functions, Families of Functions, Graphing Technology, Definition of a Function
Calculus I - Lecture 1: Functions - A Review of Pre-Calculus
Beginning
- Definition of a Function [7.5 min.]
- Visualizing Functions: Graphs [10.5 min.]
- Domain (& Range) of Functions [7.5 min.]
- Some Exercises [11 min.]
Graphing Technology
- Viewing Windows [3.5 min.]
- Zooming In or Out [2.5 min.]
- Errors in Resolution [5.5 min.]
New Functions From Old
- Operations on Functions [10 min.]
- How Operations Affect Function Graphs [6.5 min.]
- Functions with Symmetric Graphs [2 min.]
- Some Exercises [8 min.]
Families of Functions
- The Power Function Family y = xp [7 min.]
- The Polynomial Function, and Rational Function Families [4 min.]
Try out our new and fun Fraction Concoction Game.
Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.
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