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Precalculus Test 1 Study Guide: Rational Expressions, Radicals, Asymptotes, Limits, and Inequalities

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Introduction to Rational Functions

  • Guided course
    Intro to Rational Functions
    6:04

Asymptotes

  • Guided course
    Determining Horizontal Asymptotes
    4:48
  • Guided course
    Introduction to Asymptotes
    6:24
  • Guided course
    Determining Vertical Asymptotes
    3:12

Graphing Rational Functions

  • Guided course
    Example 1
    10:18
  • Guided course
    How to Graph Rational Functions
    8:19
  • Guided course
    Example 1
    3:08

Simplifying Radical Expressions

  • Guided course
    Expanding Radicals
  • Guided course
    Radical Expressions with Fractions
    05:45
  • Guided course
    Adding & Subtracting Unlike Radicals by Simplifying
    5:48

Rationalize Denominator

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    Rationalizing Denominators
    2:58
  • Guided course
    Rationalizing Denominators Using Conjugates
    03:42

Rational Exponents

  • Guided course
    Rational Exponents
    04:06

Finding Limits Algebraically

  • Guided course
    Limits of Rational Functions: Denominator = 0 Example 1
    03:17
  • Guided course
    Finding Limits by Direct Substitution
    05:21
  • Guided course
    Limits of Rational Functions: Denominator = 0
    06:11

Introduction to Limits

  • Guided course
    Finding Limits Numerically and Graphically Example 1
    02:34
  • Guided course
    Cases Where Limits Do Not Exist
    03:07
  • Guided course
    Finding Limits Numerically and Graphically
    06:47

Graphing Systems of Inequalities

  • Guided course
    Systems of Inequalities
    6:19
  • Guided course
    Example 1
    3:55
  • Guided course
    Example 2
    4:37