Course Content
Variable Expressions
0/2
Variable Expressions Lesson
Variable Expressions Quiz
Linear Equation
0/2
Linear Equation Lesson
Linear Equation Quiz
Linear Inequalities
0/2
Linear Inequalities Lesson
Linear Inequalities Quiz
Functions
0/2
Function Lesson
Function Quiz
Composition of Functions
0/2
Composition of Functions Lesson
Composition of Functions Quiz
Inverse Functions
0/2
Inverse Functions Lesson
Inverse Functions Quiz
Arithmetic and Geometric Progressions
0/2
Arithmetic and Geometric Progressions Lesson
Arithmetic and Geometric Progressions Quiz
Types of Functions
0/2
Types of Functions Lesson
Types of Functions Quiz
Transformation of Functions
0/2
Transformation of Functions Lesson
Transformation Quiz
Graphing Functions
0/2
Graphing Functions Lesson
Graphing Functions Quiz
Equivalence Relation
0/2
Equivalence Relation Lesson
Equivalence Relation Quiz
Reflexive Relation
0/2
Reflexive Relation Lesson
Reflexive Relation Quiz
Symmetric Relations
0/2
Symmetric Relations Lesson
Symmetric Relations Quiz
Inverse Relation
0/2
Inverse Relation Lesson
Inverse Relations Quiz
Types of Relations
0/2
Types of Relations Lesson
Types of Relations Quiz
Cartesian Coordinate System
0/2
Cartesian Coordinate System Lesson
Cartesian Coordinate System Quiz
Graphing Linear Equations
0/2
Graphing Linear Equations Lesson
Graphing Linear Equations Quiz
Arithmetic Sequence
0/4
Arithmetic Sequence Lesson
Arithmetic Sequence Quiz
Arithmetic Sequence Formula
Arithmetic Sequence Formula Quiz
Geometric Sequence
0/5
Geometric Sequence Lesson
Geometric Sequence Quiz
Geometric Sequence Formula Lesson
Geometric Sequence Formula Quiz
Arithmetic vs Geometric
Matrices
0/2
Matrices Lesson
Matrices Quiz
Matrix Operations
0/2
Matrix Operations
Matrix Operations Quiz
Transformation Matrix
0/2
Transformation Matrix Lesson
Transformation Matrix Quiz
Properties of Matrices
0/2
Properties of Matrices Lesson
Properties of Matrices Quiz
Determinant of a Matrix
0/2
Determinant of a Matrix Lesson
Determinant Quiz
Vector Algebra
0/2
Vector Algebra Lesson
Vector Algebra Quiz
Scalar Product
0/2
Scalar Product Lesson
Scalar Product Quiz
Product of Vectors
0/2
Product of Vectors Lesson
Product of Vectors Quiz
Dot Product
0/2
Dot Product Lesson
Dot Product Quiz
Cross Product
0/2
Cross Product Lesson
Cross Product Quiz
Polynomials
0/8
Polynomials Lesson
Polynomials Quiz
Types of Polynomials Lesson
Types of Polynomials Quiz
Polynomial Function
Polynomial Function Quiz
Polynomial Equations
Polynomial Equations Quiz
Factorization of Algebraic Expressions
0/2
Factorization of Algebraic Expressions Lesson
Factorization of Algebraic Expression Quiz
Factorization of Quadratic Equations
0/2
Factorization of Quadratic Equations Lesson
Factorization of Quadratic Equations Quiz
Factor Polynomials
0/2
Factor Polynomials Lesson
Factor Polynomials Quiz
Exponents and Exponential Functions
0/2
Exponents and Exponential Functions Lesson
Exponents Quiz
Exponential Functions
0/2
Exponential Functions Lesson
Exponential Functions Quiz
Irrational Exponents
0/2
Irrational Exponents Lesson
Irrational Exponents Quiz
Operations on Exponential Terms
0/2
Operations on Exponential Terms Lesson
Operations on Exponential Terms Quiz
Surds
0/2
Surds Lesson
Surds Quiz
Square and Square Root
0/2
Square and Square Root Lesson
Square and Square Root Quiz
Rationalization
0/2
Rationalization Lesson
Rationalization Quiz
Rationalize the Denominator
0/2
Rationalize the Denominator Lesson
Rationalize the Denominator Quiz
Quadratic Equations
0/2
Quadratic Equations Lesson
Quadratic Equations Quiz
Roots of Quadratic Equations
0/2
Roots of Quadratic Equations Lesson
Roots of Quadratic Equations Quiz
Graphing Quadratic Functions
0/2
Graphing Quadratic Equations Lesson
Graphing Quadratic Functions Quiz
Complex Numbers
0/2
Complex Numbers Lesson
Complex Numbers Quiz
Data Handling
0/2
Data Handling Lesson
Data Handling Quiz
Statistics
0/2
Statistics Lesson
Statistics Quiz
Categorical Data
0/2
Categorical Data Lesson
Categorical Data Quiz
Permutation and Combination Lesson
0/2
Permutation and Combination Lesson
Permutation and Combination Lesson Quiz
Sets
0/8
Sets Lesson
Sets Quiz
Types of Sets Lesson
Type of Sets Quiz
Set Operations Lesson
Set Operations Quiz
Finite and Infinite Sets Lesson
Finite and Infinite Sets Quiz
Introduction to Logarithms
0/2
Introduction to Logarithms Lesson
Introduction to Logarithms Quiz
Properties of Logarithms
0/2
Properties of Logarithms Lesson
Properties of Logarithms Quiz
Logarithmic Functions
0/2
Logarithmic Functions Lesson
Logarithmic Functions Quiz
Conic Sections
0/8
Circles Lesson
Circles Quiz
Ellipse Lesson
Ellipse Quiz
Parabola Lesson
Parabola Quiz
Hyperbola Lesson
Hyperbola Quiz
Trigonometry
0/8
Trigonometric Ratios
Trigonometric Ratios Quiz
Trigonometric Functions
Trigonometric Functions Quiz
Trigonometric Chart
Trigonometric Chart Quiz
Trigonometric Identities
Trigonometric Identities Quiz
Algebra II

What is composition?

Composition of functions means using the output of one function as the input of another.

Written as:
f(g(x))

How to evaluate f(g(x))

Steps:

  1. Find g(x)

  2. Plug that result into f(x)

Example

f(x) = x + 2
g(x) = 3x

Find f(g(x)):
g(x) = 3x
f(3x) = 3x + 2

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