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# ck12.org Algebra 1 Examples

• by Khan Academy
• 107 videos
• 20,452 views
• Last updated on May 28, 2014
Select problems from ck12.org's Algebra 1 FlexBook (Open Source Textbook). This is a good playlist to review if you want to make sure you have a good understanding of all of the major topics in Algebra I.

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•  Variable Expressions 12:27 Order of Operations Example 14:23 Patterns and Equations 13:18 Equations and Inequalities 16:11 Domain and Range of a Function 12:52 Functions as Graphs 9:35 Word Problem Solving Plan 1 10:12 Word Problem Solving Strategies 12:52 Integers and Rational Numbers 13:00 Addition of Rational Numbers 7:40 Subraction of Rational Numbers 10:23 Multiplication of Rational Numbers 8:56 Distributive Property Example 1 5:39 Division of Rational Numbers 8:20 Square Roots and Real Numbers 10:19 Problem Solving Word Problems 2 12:20 One Step Equations 12:30 Two-Step Equations 13:50 Multi-Step Equations 15:02 Equations with Variables on Both Sides 9:28 Ratio and Proportion 10:25 Scale and Indirect Measurement 10:44 Percent Problems 14:15 Word Problem Solving 3 11:06 The Coordinate Plane 6:50 Graphing Using Intercepts 12:18 Graphs of Linear Equations 13:10 Slope and Rate of Change 13:42 Graphs Using Slope-Intercept Form 11:11 Direct Variation Models 11:11 Linear Function Graphs 11:49 Word Problem Solving 4 10:05 Linear Equations in Slope Intercept Form 14:58 Linear Equations in Point Slope Form 9:39 Linear Equations in Standard Form 10:09 Equations of Parallel and Perpendicular Lines 9:13 Fitting a line to data | Regression | Probability and Statistics | Khan Academy 7:48 Predicting with Linear Models 11:46 Using a Linear Model 12:14 Inequalities Using Addition and Subtraction 7:48 Inequalities Using Multiplication and Division 10:28 Multi-Step Inequalities 8:02 Compound Inequalities 11:46 Absolute Value Equations 10:41 Absolute Value Inequalities 13:13 Graphing Inequalities 8:04 Solving Linear Systems by Graphing 8:30 Solving Linear Systems by Substitution 9:21 Solving Systems of Equations by Elimination 12:44 Solving Systems of Equations by Multiplication 12:01 Special Types of Linear Systems 15:18 Systems of Linear Inequalities 8:52 Exponent Properties Involving Products 14:01 Exponent Properties Involving Quotients 9:23 Zero, Negative, and Fractional Exponents 14:04 Scientific Notation 11:26 Exponential Growth Functions 7:41 Exponential Decay Functions 10:52 Geometric Sequences (Introduction) 10:45 Word Problem Solving- Exponential Growth and Decay 7:22 Addition and Subtraction of Polynomials 16:00 Multiplication of Polynomials 9:50 Special Products of Binomials 10:36 Polynomial Equations in Factored Form 9:29 Factoring Quadratic Expressions 16:30 Factoring Special Products 10:09 Factor by Grouping and Factoring Completely 13:57 Graphs of Quadratic Functions 16:05 Solving Quadratic Equations by Graphing 10:51 Solving Quadratic Equations by Square Roots 11:03 Solving Quadratic Equations by Completing the Square 14:06 Using the Quadratic Formula 16:32 Proof of Quadratic Formula 7:44 Discriminant of Quadratic Equations 10:14 Linear, Quadratic, and Exponential Models 8:15 Identifying Quadratic Models 8:05 Identifying Exponential Models 4:00 Quadratic Regression 9:17 Graphs of Square Root Functions 15:01 Radical Expressions with Higher Roots 8:46 More Simplifying Radical Expressions 7:57 How to Rationalize a Denominator 10:18 Extraneous Solutions to Radical Equations 11:10 Radical Equation Examples 5:16 More Involved Radical Equation Example 11:54 Pythagorean Theorem 13:03 Distance Formula 9:39 Midpoint Formula 6:41 Visual Pythagorean Theorem Proof 8:50 Average or Central Tendency: Arithmetic Mean, Median, and Mode 9:01 Range, variance and standard deviation as measures of dispersion | Khan Academy 12:34 Stem and Leaf Plots 6:45 Histograms 6:08 Box-and-whisker Plot 13:14 Proportionality 17:03 Asymptotes of Rational Functions 21:06 Another Rational Function Graph Example 8:20 A Third Example of Graphing a Rational Function 11:31 Polynomial Division 12:09 Simplifying Rational Expressions Introduction 15:23
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