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Everything You Need to Know About Functions in Pre-Calculus - Full Lesson

Brian McLogan via YouTube

Overview

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Dive into a comprehensive 5-hour video lesson covering the six main topics of functions in pre-calculus. Explore characteristics of functions, implied domain, transformations, piecewise functions, operations, and inverse functions through detailed explanations and multiple examples. Learn to write informal and mathematical descriptions of graphs, determine domains of various function types, graph inequalities, identify discontinuities, describe and perform function transformations, graph piecewise functions, perform operations on functions, and find inverse functions. Gain a solid foundation in pre-calculus concepts with step-by-step guidance and practical applications.

Syllabus

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Example 01: Write Informal Description of Given Graphs .
Example 02: Write mathematical descriptions given graphs .
Implied Domain .
Warm-up: Evaluating Functions .
Example 01: Determine the domain of the following functions .
Example 02: Graph Inequalities on a number line .
Example 03: Graph the Domain of the Functions .
Example 04: Determine the Domain of the Radical Functions .
Example 05: Determine the Domain of the Rational Functions .
Example 06: Determine the Domain of the Rational/Radical Functions .
Example 07: Identify the Type of Discontinuity as a Hole or Asymptote .
Transformations of Functions .
Warm up: Evaluate the Point of the Functions & Then Graph the Coordinate Points .
Example 01: Describe the Graph of the Transformation of a Function & Find Domain and Range of the Transform Function .
Example 02: Describe the Transformation of Function as well as Determine Domain & Range .
Example 03: Find the Transformation of Function as well as Determine Domain & Range .
Example 04: Describe the Transformation of the Following Functions .
Example 05: Describe the Transformation that are Required to Transform f(x) to g(x) .
Example 06: Given the Transformation, Write the Equations of the Functions .
Piecewise Functions .
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Example 02: Graph the Equations & Determine the Domain Based on the Restrictions .
Example 03: Graph the Functions with Domain Restrictions on the Same Graph & Then Determine the Domain, Range and Type of Discontinuity .
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Operations of Functions .
Example 01: Evaluate the Following Function for the Given Value .
Example 02: Add or Subtract the Functions,Simplify, Determine the Domain & Evaluate for x=-1 .
Example 03: Multiply or Divide the Functions,Simplify, Determine the Domain & Evaluate for x=0 .
Example 04: Find the Compose Functions,Determine the Domain & Evaluate for x=1 .
Example 05: Determine the Functions are Even Odd or Neither .
Inverse of the Functions .
Example 01: Solving Equation for x .
Example 02: Find Inverse, Domain & Range of the Functions .
Example 03: Determine the Inverse of the Functions with Restrictions .
Example 04: Find Inverse, Domain & Range of the Functions .

Taught by

Brian McLogan

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