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CodeSignal

Solving Compound Inequalities

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Overview

You'll tackle inequalities built from two conditions joined by "and" or "or," and see how each connective shapes a different solution set. You'll solve both types, including three-part chained inequalities, and show your solutions on a number line and in interval notation.

Syllabus

  • Unit 1: Understanding And Versus Or
    • Interpreting Compound Inequalities
    • Complete Compound Inequality Statements
    • Testing Compound Inequalities
    • Explain Discount Rules
  • Unit 2: Solving And Inequalities
    • Complete Compound Inequality Statements
    • Finding Overlap In Inequalities
    • Compound Inequality Overlap
    • Find The Overlap Range
  • Unit 3: Solving Three Part Inequalities
    • Complete The Inequality Statements
    • Solve Shown Chained Inequalities
    • Solving Chained Inequalities
    • Finding Temperature Time Ranges
  • Unit 4: Solving Or Inequalities
    • Complete Union Inequality Statements
    • Reading Or Inequality Solutions
    • Classifying Or Inequality Solutions
    • Determine Temperature Alert Range
  • Unit 5: Graphing Compound Solutions
    • Compound Inequality Graph Shapes
    • Complete Compound Graph Statements
    • Match Inequalities To Graphs
    • Graphing Compound Inequalities
  • Unit 6: Compound Interval Notation
    • Compound Interval Forms
    • Complete Compound Interval Statements
    • Determine Interval Notation From Inequalities
    • Reading Special Intervals

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