# Harcourt On Core Mathematics - Algebra 1: Online Textbook Help

• Course type: Self-paced
• Available Lessons: 64
• Average Lesson Length: 8 min
• New lessons are still being added
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• Harcourt On Core Mathematics - Algebra 1: Online Textbook Help Practice Test

### Course Summary

If you use the Harcourt On Core Mathematics - Algebra 1 textbook in class, this course is a great resource to supplement your studies. The course covers the same important algebra concepts found in the book, but uses short videos that make the algebra lessons easier to understand and more fun to learn.
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#### 9 chapters in Harcourt On Core Mathematics - Algebra 1: Online Textbook Help

Course Practice Test

Check your knowledge of this course with a 50-question practice test.
• Comprehensive test covering all topics
• Detailed video explanations for wrong answers
Week {{::cp.getGoalWeekForTopic(0, 9)}}
Ch 1. On Core Mathematics Algebra 1 Unit 1: Algebraic Modeling and Unit Analysis {{cp.topicAssetIdToProgress[84553].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - How to Evaluate Expressions with Substitution
Score: {{cp.lessonAssetIdToProgress[65213].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[65213].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - How to Simplify Expressions with Integers
Score: {{cp.lessonAssetIdToProgress[33026].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[33026].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Practice Simplifying Algebraic Expressions
Score: {{cp.lessonAssetIdToProgress[11055].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11055].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Writing Equations with Inequalities: Open Sentences and True/False Statements
Score: {{cp.lessonAssetIdToProgress[15907].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[15907].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Representing Functions as Ordered Pairs
Score: {{cp.lessonAssetIdToProgress[65242].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[65242].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Graph Functions by Plotting Points
Score: {{cp.lessonAssetIdToProgress[11293].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11293].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(1, 9)}}
Ch 2. On Core Mathematics Algebra 1 Unit 2: Linear Equations and Inequalities {{cp.topicAssetIdToProgress[84554].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Linear Equations: Intercepts, Standard Form and Graphing
Score: {{cp.lessonAssetIdToProgress[554].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[554].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Solving One-Step Linear Inequalities
Score: {{cp.lessonAssetIdToProgress[46719].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[46719].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - How to Solve and Graph One-Variable Inequalities
Score: {{cp.lessonAssetIdToProgress[4688].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4688].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Solving Linear Equations with Literal Coefficients
Score: {{cp.lessonAssetIdToProgress[11426].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11426].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - How to Rewrite Literal Equations
Score: {{cp.lessonAssetIdToProgress[74618].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[74618].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Solving Two-Step Linear Inequalities
Score: {{cp.lessonAssetIdToProgress[46720].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[46720].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Solving and Graphing Two-Variable Inequalities
Score: {{cp.lessonAssetIdToProgress[4692].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4692].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(2, 9)}}
Ch 3. On Core Mathematics Algebra 1 Unit 3: Systems of Equations and Inequalities {{cp.topicAssetIdToProgress[84555].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - How to Solve Systems of Linear Equations by Graphing
Score: {{cp.lessonAssetIdToProgress[44194].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[44194].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - How to Solve a System of Equations by Substitution
Score: {{cp.lessonAssetIdToProgress[46779].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[46779].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - System of Linear Equations: Definition & Examples
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Lesson 4 - Solving Linear Systems by Multiplying
Score: {{cp.lessonAssetIdToProgress[84556].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[84556].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Solving Linear Inequalities: Practice Problems
Score: {{cp.lessonAssetIdToProgress[11430].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11430].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Linear Inequality: Solving, Graphing & Problems
Score: {{cp.lessonAssetIdToProgress[4691].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4691].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(3, 9)}}
Ch 4. On Core Mathematics Algebra 1 Unit 4: Linear Functions {{cp.topicAssetIdToProgress[84557].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Discrete & Continuous Functions: Definition & Examples
Score: {{cp.lessonAssetIdToProgress[81424].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[81424].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - How to Find and Apply The Slope of a Line
Score: {{cp.lessonAssetIdToProgress[11295].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11295].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Transforming Linear & Absolute Value Functions
Score: {{cp.lessonAssetIdToProgress[81429].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[81429].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - How to Compose Functions
Score: {{cp.lessonAssetIdToProgress[652].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[652].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Applying Function Operations Practice Problems
Score: {{cp.lessonAssetIdToProgress[654].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[654].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Inverse Functions
Score: {{cp.lessonAssetIdToProgress[653].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[653].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Correlation: Definition, Analysis & Examples
Score: {{cp.lessonAssetIdToProgress[64766].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[64766].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - The Correlation Coefficient: Definition, Formula & Example
Score: {{cp.lessonAssetIdToProgress[16792].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[16792].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Simple Linear Regression: Definition, Formula & Examples
Score: {{cp.lessonAssetIdToProgress[16788].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[16788].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(4, 9)}}
Ch 5. On Core Mathematics Algebra 1 Unit 5: Exponential Functions {{cp.topicAssetIdToProgress[84558].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What Is an Exponential Function?
Score: {{cp.lessonAssetIdToProgress[618].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[618].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Exponential Growth vs. Decay
Score: {{cp.lessonAssetIdToProgress[619].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[619].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - What is a Logarithm?
Score: {{cp.lessonAssetIdToProgress[621].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[621].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Writing & Graphing Exponential Functions
Score: {{cp.lessonAssetIdToProgress[72854].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[72854].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - How to Solve Exponential Equations
Score: {{cp.lessonAssetIdToProgress[625].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[625].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Comparing Linear & Exponential Functions
Score: {{cp.lessonAssetIdToProgress[81442].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[81442].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Modeling with Exponential & Logarithmic Functions
Score: {{cp.lessonAssetIdToProgress[79507].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[79507].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(5, 9)}}
Ch 6. On Core Mathematics Algebra 1 Unit 6: Piecewise and Absolute Value Functions {{cp.topicAssetIdToProgress[84559].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What are Piecewise Functions?
Score: {{cp.lessonAssetIdToProgress[3421].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3421].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Absolute Value Function: Definition & Examples
Score: {{cp.lessonAssetIdToProgress[65334].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[65334].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - How to Graph an Absolute Value and Do Transformations
Score: {{cp.lessonAssetIdToProgress[568].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[568].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - How to Solve an Absolute Value Equation
Score: {{cp.lessonAssetIdToProgress[566].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[566].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Graphing Absolute Value Equations: Dilations & Reflections
Score: {{cp.lessonAssetIdToProgress[569].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[569].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(6, 9)}}
Ch 7. On Core Mathematics Algebra 1 Unit 7: Quadratic Functions of the Form of f(x) = a(x-h)^2 + k {{cp.topicAssetIdToProgress[84560].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Transformation of Exponential Functions: Examples & Summary
Score: {{cp.lessonAssetIdToProgress[14678].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14678].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Quadratic Functions: Examples & Formula
Score: {{cp.lessonAssetIdToProgress[5000].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5000].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Vertex Form: Equation & Functions
Score: {{cp.lessonAssetIdToProgress[5007].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5007].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Quadratics: Equations & Graphs
Score: {{cp.lessonAssetIdToProgress[5910].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5910].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Transforming Quadratic Functions
Score: {{cp.lessonAssetIdToProgress[81438].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[81438].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Transformations of Quadratic Functions
Score: {{cp.lessonAssetIdToProgress[79495].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[79495].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - How to Solve a Quadratic Equation by Graphing
Score: {{cp.lessonAssetIdToProgress[81439].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[81439].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Solving Quadratic Equations with Square Roots or Graphing the Function
Score: {{cp.lessonAssetIdToProgress[39959].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[39959].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Modeling with Quadratic Functions
Score: {{cp.lessonAssetIdToProgress[84561].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[84561].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(7, 9)}}
Ch 8. On Core Mathematics Algebra 1 Unit 8: Quadratic Functions of the Form of f(x) = ax^2 + bx + c {{cp.topicAssetIdToProgress[84562].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Multiplying Binomials Using FOIL and the Area Method
Score: {{cp.lessonAssetIdToProgress[582].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[582].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - How to Factor Quadratic Equations: FOIL in Reverse
Score: {{cp.lessonAssetIdToProgress[584].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[584].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Solving Quadratic Trinomials by Factoring
Score: {{cp.lessonAssetIdToProgress[15887].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[15887].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - How to Complete the Square
Score: {{cp.lessonAssetIdToProgress[586].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[586].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Factoring Perfect Square Trinomials Practice Problems
Score: {{cp.lessonAssetIdToProgress[39956].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[39956].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - The Quadratic Formula: Definition & Example
Score: {{cp.lessonAssetIdToProgress[15246].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[15246].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - How to Use the Quadratic Formula to Solve a Quadratic Equation
Score: {{cp.lessonAssetIdToProgress[590].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[590].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Solving Nonlinear Systems with a Quadratic & a Linear Equation
Score: {{cp.lessonAssetIdToProgress[81440].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[81440].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Using Quadratic Functions to Model a Given Data Set or Situation
Score: {{cp.lessonAssetIdToProgress[27184].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[27184].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(8, 9)}}
Ch 9. On Core Mathematics Algebra 1 Unit 9: Data Analysis {{cp.topicAssetIdToProgress[84563].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - How to Calculate Mean, Median, Mode & Range
Score: {{cp.lessonAssetIdToProgress[2388].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2388].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Spread in Data Sets: Definition & Example
Score: {{cp.lessonAssetIdToProgress[16178].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[16178].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Normal Distribution of Data: Examples, Definition & Characteristics
Score: {{cp.lessonAssetIdToProgress[5837].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5837].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - What is a Histogram in Math? - Definition & Examples
Score: {{cp.lessonAssetIdToProgress[11062].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11062].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Creating & Interpreting Box Plots: Process & Examples
Score: {{cp.lessonAssetIdToProgress[17701].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[17701].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - What is a Two-Way Table?
Score: {{cp.lessonAssetIdToProgress[2384].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2384].bestScoreQuestions}}  Take Quiz Optional

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