• #### Introduction to Rational Functions - Problem 1

##### Math›Algebra›Rational Expressions and Functions
How to find excluded values of a rational function where there are no sums or differences.
• #### Function Notation - Problem 3

##### Math›Algebra›Graphs and Functions
How to find a function to describe a table of values.
• #### Function Notation - Problem 2

##### Math›Algebra›Graphs and Functions
How to evaluate a function for a given x value.
• #### Function Notation - Concept

##### Math›Algebra›Graphs and Functions
How to write equations in function notation.
• #### Function Notation - Problem 1

##### Math›Algebra›Graphs and Functions
How to write a function to describe a word problem.
• #### Relations and Determining Whether a Relation is a Function - Concept

##### Math›Algebra›Graphs and Functions
How to determine whether a relation is a function.
• #### Relations and Determining Whether a Relation is a Function - Problem 3

##### Math›Algebra›Graphs and Functions
How to tell whether a graph represents a function.
• #### Graph of Logarithmic Functions - Problem 3

##### Math›Precalculus›Exponential and Logarithmic Functions
Learn how to graph log functions using transformations if the base, b, is greater than 1.
• #### Graph of Logarithmic Functions - Problem 3

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
Learn how to graph log functions using transformations if the base, b, is greater than 1.
• #### Definition and Domain of a Rational Expression - Problem 3

##### Math›Algebra 2›Rational Expressions and Functions
How to cancel opposites in a rational expression.
• #### Function Notation - Problem 3

##### Math›Algebra 2›Functions
Interpreting a graph's features using function notation, including domain and range, inequalities, and transformations on a piecewise function.
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• #### Exponential Functions and their Graphs - Problem 5

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
Examples of graphing exponential decay functions using transformations on the parent graph, including attention to asymptotes, domain and range.
• #### Exponential Functions and their Graphs - Problem 5

##### Math›Precalculus›Exponential and Logarithmic Functions
Examples of graphing exponential decay functions using transformations on the parent graph, including attention to asymptotes, domain and range.
• #### Continuous Functions - Problem 2

##### Math›Calculus›Limits and Continuity
How to show that rational functions are continuous functions.
• #### Continuous Functions - Problem 1

##### Math›Calculus›Limits and Continuity
How to show that polynomial functions are continuous functions by checking the properties of continuous functions.
• #### Continuous Functions - Problem 3

##### Math›Calculus›Limits and Continuity
How to show that compositions of continuous functions are continuous functions by checking continuity rules for the composition.