Prepare for HiSET Math For Free on Khan Academy

Mathematics: Number and Quantity
The Real Numbers
Extend the properties of exponents to rational exponents

Topic - Lesson Page

Pre-Algebra Exponents Radicalsand Scientific Notation - Exponents
Operations - Exponents
Basics Foundations - Exponents
Exponents Radicalsand Scientific Notation - NegativeExponents
Use properties of rational and irrational numbers

TopicLesson Page

Algebra I - Irrational numbers
The Complex Number System

Perform arithmetic operations with complex numbers

TopicLesson Page

Algebra II Complex Numbers - Imaginary Numbers
Algebra II Complex Numbers - Complex Numbers
Precalculus - Complex Numbers
Precalculus - Challenging ComplexNumber Problems
Algebra II - Adding andSubtracting Complex Numbers
Algebra II - Multiplying ComplexNumbers
Precalculus - Complex Conjugatesand Dividing Complex Numbers
Precalculus - Absolute Value andAngle of Complex Numbers
Plotting numbers on the complex plane

TopicLesson Page

Algebra II - The Complex Plane
Mathematics: Algebra

Seeing Structure in Expressions

Interpret the structure of expressions

TopicLesson Page

Algebra I - ManipulatingExpressions with UnknownVariables
Algebra I - Factoring Polynomialswith Special Product Forms
Algebra I - Factoring Quadratics:Difference of Squares
Algebra I - Factoring Quadratics byGrouping
Algebra I - Factoring Polynomialswith Quadratic Forms
Algebra I - Factoring QuadraticsIntro
Algebra Basics Quadratics andPolynomials - FactoringQuadratics 1
Algebra, Polynomial, Expressions,Equations, & Functions - FactoringPolynomials with Quadratic Forms
Algebra II Radical Relationships - Solving Square-root Equations
Write expressions in equivalent forms to solve problemsbr>
TopicLesson Page

Algebra I Quadratics - Completingthe Square
Algebra I Quadratics - SolvingQuadratics by Factoring
Arithmetic with Polynomials and Rational Functions

Perform arithmetic operations on polynomials

TopicLesson Page

Algebra I Polynomials - Addingand Subtracting Polynomials:Two Variables
Algebra I - Adding & SubtractingPolynomials
Algebra I Polynomials - Multiplying Binomials
Algebra I Polynomials - SpecialProducts of Binomials
Algebra I Polynomials - MultiplyingBinomials by Polynomials
Algebra I - Polynomials WordProblems
Algebra II Arithmetic withPolynomials - Long Division ofPolynomials
Algebra II Arithmetic withPolynomials - Practice DividingPolynomials with Remainders
Algebra II Arithmetic withPolynomials - Long Division ofPolynomials
Algebra II Arithmetic withPolynomials - Practice DividingPolynomials with Remainders
Rewrite rational expressions

TopicLesson Page

Algebra II Rational Relationships - Simplifying Rational Expressions
Creating EquationsCreate equations that describe numbers or relationshipsTopicLesson PageAlgebra I Solving Equations - Why We Do the Same Thing toBoth Sides of an Equation
Algebra I Solving Equations - One-step Addition & SubtractionEquations
Algebra I Solving Equations - One-step Multiplication & DivisionEquations
Algebra I Solving Equations - Two-step Equations Intro
Expressions, Equations &Inequalities - Two-step Equationswith Decimals and Fractions
Reasoning with Equations and Inequalities

Understand solving equations as a process of reasoning and explain the reasonings

TopicLesson Page

Algebra I Inequalities (Systems &Graphs) Graphing Two-VariableInequalities
Algebra Two-variable Inequalities - Constraining Solutions ofTwo-variable Inequalities
Solve equations and inequalities in one variableTopicLesson PageAlgebra I Solving Inequalities - Compound Inequalities
Algebra I Solving Inequalities -Multistep Inequalities
Solve systems of equationsTopicLesson PageAlgebra I Systems of Equations - Introductions to Systems ofEquations
Algebra I Systems of Equations - Number of Solutions to Systemsof Equations
Represent and solve equations and inequalities graphicallyTopicLesson PageSystems of Equations withGraphing
Linear Equations - Systemsof Linear Equations and TheirSolutions
Mathematics: Data Analysis and Probability

Interpreting FunctionsUnderstand the concept of a function and use function notation

TopicLesson Page

Linear Equations and Functions - What is a Function?
Linear Equations and Functions - Recognizing Functions
Algebra I Functions - RecognizingFunctions
Algebra I Functions - Introductionto the Domain and Range of aFunction
Algebra Functions - Determiningthe Range of a Function
Algebra Functions - Determiningthe Domain of Advanced Functions
Algebra I Functions - EvaluatingFunctions
Analyze functions using different representationsTopicLesson PageAlgebra II Advanced Equations &Functions - Comparing Features ofFunctions
Algebra I Quadratics - Features &Forms of Quadratic Functions
Building Functions

Build a function that models a relationship between two quantities

TopicLesson Page

Algebra I Sequences - Constructing GeometricSequences
Algebra I Sequences - Modelingwith Sequences
Linear, Quadratic and Exponential ModelsConstruct and compare linear, quadratic and exponential models and solve problemsTopicLesson PageAlgebra I Linear Word Problems - Comparing Linear Functions
Mathematics: GeometryCongruence

Experiment with transformations in the plane

TopicLesson Page

Basic Geometry - Transformations,Congruence and Similarity
Similarity and Right Triangles

Prove theorems involving similarity

TopicLesson Page

Geometry Similarity - Introductionto Triangle Similarity
Basic Geometry PythagoreanTheorem - Pythagorean TheoremProofs
Geometric Measurement and Dimension

Explain volume formulas and use them to solve problems

TopicLesson Page

Basic Geometry Volume andSurface Area - Volume of Cones,Cylinders, and Spheres
High School Geometry - SolidGeometry Intro
Basic Geometry Volume andSurface Area - Volume withFractions
Modeling with GeometryApply geometric concepts in modeling situationsTopicLesson PageLinear Equations and Functions - Linear Models