United University

Algebra Grade 9. Inequalities. Collection 1

Course Difficulty Icon Intermediate
Course Type Icon Course
Course Duration Icon 17 hours

Embark on an exciting journey through algebra! Our "Algebra Grade 9. Inequalities" course offers a dynamic learning experience that brings the principles of inequalities to life. Through interactive lessons, quizzes, and engaging activities, students will gain a deep understanding of numerical and variable inequalities.

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Embark on an exciting journey through algebra! Our "Algebra Grade 9. Inequalities" course offers a dynamic learning experience that brings the principles of inequalities to life. Through interactive lessons, quizzes, and engaging activities, students will gain a deep understanding of numerical and variable inequalities.

Why choose our course:

  • Interactive quizzes and tests: Test your knowledge and reinforce learning with engaging and challenging quizzes.
  • Expertly crafted content: Developed by experienced educators to ensure high-quality and effective learning.
  • Focus on mathematical analysis: Encourage students to analyze inequalities, apply mathematical properties, and develop logical reasoning.

Course Module

Module 1: Inequalities

  • Introduction
  • Author's Note and Notation
  • Lesson 1: Numerical Inequalities
  • Lesson 2: Basic Properties of Numerical Inequalities
  • Lesson 3: Term-by-term Addition and Multiplication of Inequalities
  • Lesson 4: Inequalities with Variables. Solving Inequalities
  • Lesson 5: Numerical Intervals
  • Lesson 6: Linear Inequalities with One Variable. Equivalent Inequalities
  • Lesson 7: Systems of Linear Inequalities with One Variable
  • Independent Homework #1
  • Review Tasks
  • Key Takeaways from Module 1

Expected Learning Outcomes

  • Identifies examples of numerical inequalities, inequalities with variables, linear inequalities with one variable, double inequalities, and equivalent inequalities.
  • Distinguishes between strict and non-strict inequalities, linear inequalities among other types of inequalities.
  • Uses inequality signs to compare expressions.
  • Applies numerical inequality properties to compare values and prove inequalities.
  • Understands the essence of numerical inequality properties and the concept of solving inequalities.
  • Explains what it means to solve an inequality or a system of inequalities.
  • Describes union and intersection of numerical intervals.
  • Formulates properties of numerical and variable inequalities.
  • Proves numerical inequalities and represents them graphically.
  • Solves linear inequalities and systems of inequalities using established mathematical rules.

By the end of this course, students will have a thorough understanding of inequalities, their applications, and methods for solving various types of inequalities.

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