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Chapter 01Basic Math

0101.01Addition, Subtraction, Multiplication, and Division
0201.02Exponents and Roots
0301.03Rates, Ratios, and Proportions
0401.04Percentages
0501.05Variables and Expressions
0601.06Equations and Inequalities
0701.07Graphing
0801.08Sets
0901.09Number Systems
1001.10Intervals
- Open and Closed Intervals
- Bounded and Unbounded Intervals
- Set Operations with Intervals
1101.11Angles
1201.12Planar Shapes

Chapter 01 · Basic Math

0101.01Addition, Subtraction, Multiplication, and Division
0201.02Exponents and Roots
0301.03Rates, Ratios, and Proportions
0401.04Percentages
0501.05Variables and Expressions
0601.06Equations and Inequalities
0701.07Graphing
0801.08Sets
0901.09Number Systems
1001.10Intervals
- Open and Closed Intervals
- Bounded and Unbounded Intervals
- Set Operations with Intervals
1101.11Angles
1201.12Planar Shapes

Topics / 01 Basic Math

01.10

Intervals

Interval notation: a compact way to write ranges of real numbers, and how to combine them.

About 12 minutes

You'll learn to

→Write inequalities in interval notation
→Tell bounded from unbounded intervals
→Find unions and intersections of intervals

← 01.09 Number Systems 01.11 Angles →

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