Algebra I

Learn or review all the concepts of first-year algebra-including variables, order of operations, and functions-with these lectures taught by a Professor of Mathematics.

• By This Professor
• 01: An Introduction to the Course
• 02: Order of Operations
• 03: Percents, Decimals, and Fractions
• 04: Variables and Algebraic Expressions
• 05: Operations and Expressions
• 06: Principles of Graphing in 2 Dimensions
• 07: Solving Linear Equations, Part 1
• 08: Solving Linear Equations, Part 2
• 09: Slope of a Line
• 10: Graphing Linear Equations, Part 1
• 11: Graphing Linear Equations, Part 2
• 12: Parallel and Perpendicular Lines
• 13: Solving Word Problems with Linear Equations
• 14: Linear Equations for Real-World Data
• 15: Systems of Linear Equations, Part 1
• 16: Systems of Linear Equations, Part 2
• 17: Linear Inequalities
• 18: An Introduction to Quadratic Polynomials
• 19: Factoring Trinomials
• 20: Quadratic Equations-Factoring
• 21: Quadratic Equations-The Quadratic Formula
• 22: Quadratic Equations-Completing the Square
• 23: Representations of Quadratic Functions
• 24: Quadratic Equations in the Real World
• 25: The Pythagorean Theorem
• 26: Polynomials of Higher Degree
• 27: Operations and Polynomials
• 28: Rational Expressions, Part 1
• 29: Rational Expressions, Part 2
• 30: Graphing Rational Functions, Part 1
• 31: Graphing Rational Functions, Part 2
• 32: Radical Expressions
• 33: Solving Radical Equations
• 34: Graphing Radical Functions
• 35: Sequences and Pattern Recognition, Part 1
• 36: Sequences and Pattern Recognition, Part 2