Kahn Academy Assistant
Algebra 2
Chapter 1: Solving Equations and Inequalities
1-1.
Expressions and Formulas: Need Help?
1-2.
Properties of Real Numbers: Commutative Property, Associative Property,
Inverse
1-3.
Solving Equations: One-Step, Multi-Step
1-4.
Solving Absolute Value Equations: Need Help? Still not sure?
1-5.
Solving Inequalities: Need Help? Still not sure?
1-6.
Solving Compound and Absolute Value Inequalities: Absolute Value,
Compound
Chapter 2: Linear Relations and Functions
2-1.
Relations and Functions: Need Help? Graphing
2-2.
Linear Equations: Need Help? Non-Linear
2-3.
Slope: Need Help? Still not sure?
2-4.
Writing Linear Equations: Slope-Intercept, Graphing for Slope-Intercept,
Point Slope
2-7.
Graphing Inequalities: Need Help? Still not sure?
Chapter 3: Systems of Equations and Inequalities
3-1.
Solving Systems of Equations by Graphing: Need Help?
3-2.
Solving Systems of Equations Algebraically: Substitution, Elimination,
Elimination with Multiplication
3-3.
Solving Systems of Inequalities by Graphing: Need Help? Still not sure?
3-4.
Linear Programming: Need Help?
3-5.
Solving Systems of Equations in Three Variables: Need Help? Still not sure?
Chapter 4: Matrices Row Echelon Form
4-2.
Operations with Matrices: Add/Subtract
4-3.
Multiplying Matrices: Need Help?
4-8.
Using Matrices to Solve Systems of Equations: Need Help?
Chapter 5: Polynomials
5-1.
Monomials: GCF Need Help? Still not sure? Scientific Notation
5-2.
Polynomials: Add/Subtract, Multiply,
5-3.
Dividing Polynomials: Need Help? Still not sure?
5-4.
Factoring Polynomials: GCF, Grouping
5-5.
Roots of Real Numbers: Basic, Complex
5-6.
Radical Expressions: Need Help? Still not sure? One more Example
5-8.
Radical Equations and Inequalities: Need Help? Still not sure? One more
Example
5-9.
Complex Numbers: Need Help? Still not sure?
Chapter 6: Quadratic Functions and Inequalities Introduction to the Quadratic
Equation
6-1.
Graphing Quadratic Functions: Another method
6-3.
Solving Quadratic Equations by Factoring: Need Help?
6-4.
Completing the Square: Example 1, 2, 3, 4
6-5.
The Quadratic Formula and the Discriminant: Need Help? Discriminant
6-6.
Analyzing Graphs of Quadratic Functions: Need Help?
6-7.
Graphing and Solving Quadratic Inequalities: Need Help? Still not sure?
Chapter 7: Polynomial Functions
7-1.
Polynomial Functions: What is a coefficient?
7-4.
The Remainder and Factor Theorems: Need Help?
7-5.
Roots and Zeros: Roots
7-7.
Operations on Functions: Need Help? Part 2, Part 3, Part 4
7-8.
Square Root Functions and Inequalities: Graph a Square Root
Chapter 8: Conic Sections
8-1.
Midpoint and Distance Formulas: Midpoint, Distance
8-2.
Parabolas: Need Help?
8-3.
Circles: Need Help?
8-4.
Ellipses: Need Help?
8-5.
Hyperbolas: Need Help? Still not sure?
Chapter 9: Rational Expressions and Equations
9-1.
Multiplying and Dividing Rational Expressions: Need Help?
9-2.
Adding and Subtracting Rational Expressions: Need Help?
9-3.
Graphing Rational Functions: Need Help? Still not sure?
9-4.
Direct, Joint, and Inverse Variation: Direct and Inverse Still not sure?
9-6.
Solving Rational Equations and Inequalities: Need Help? Another Example
Still not sure?
Chapter 10: Exponential and Logarithmic Relations
10-1.
Exponential Functions: Growth, Decay
10-2.
Logarithms and Logarithmic Functions: Introduction
10-3.
Properties of Logarithms: Need Help? Another Example
10-5.
Exponential Growth and Decay: Need Help?
Chapter 11: Sequences and Series
11-1/2. Arithmetic Series and Sequences: Part 1, Part 2
11-3.
Geometric Sequences: Need Help?
11-4.
Geometric Series: Need Help? Complete Example
11-7.
The Binomial Theorem: Part 1, Part 2, Part 3
Chapter 12: Probability and Statistics
12-2.
Permutations and Combinations: Introduction to Permutations,
Introduction to Combinations, Example 1, 2, 3, 4
Ch.12 Complete Probability Series: Part 1, 2, 3, 4, 5, 6, 7, 8
12-6.
Statistical Measures: Standard Deviation, Sample Variance, Population
Variance
12-7.
The Normal Distribution: Need Help?
12-8.
Binomial Experiments: Part 1, 2, 3
12-9.
Sampling and Error: Part 1, 2
Additional Assistance: Complete Example
Chapter 13: Trigonometric Functions Introduction
13-1.
Right Triangle Trigonometry: Need Help?
13-2.
Angles and Angle Measure: Part 1, 2, 3
13-3.
Trigonometric Functions of General Angles: Need Help?
13-4.
Law of Sines: Need Help?
13-5.
Law of Cosines: Need Help?
13-6.
Circular Functions: The Unit Circle, How to use it?
13-7.
Inverse Trigonometric Functions: Arcsin, Arctan, Arccos
Chapter 14: Trigonometric Graphs and Identities
14-1.
Graphing Trigonometric Functions: Need Help? Still not sure? Graph of Sine
14-4.
Verifying Trigonometric Identities: Complete Proof, Another Example
Additional Assistance: Trigonometry Word Problems
Extra Help on Understanding Trigonometry
More on Soh Cah Toa
More on Trigonometric Identities