• #### The Discriminant - Problem 2

How to apply discriminants to word problems.
• #### Introduction to Polynomials - Problem 6

##### Math›Algebra 2›Polynomials
Vocabulary of polynomials, including multiplicity, solution, zeros, roots, x-intercepts.
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• #### The Reciprocal Transformation - Concept

##### Math›Precalculus›Polynomial and Rational Functions
How to graph the reciprocal of a linear function.
• #### The Discriminant - Problem 1

How to interpret a discriminant that is larger than zero.
• #### Applications of Linear Equations - Problem 5

##### Math›Algebra 2›Graphs of Linear Equations
Interpreting the x and y intercepts in applications of linear equations
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• #### Basic Polynomial Graphs - Problem 9

##### Math›Algebra 2›Polynomials
Focus on multiplicity of zeros and how the graph will cross or bounce at certain x-intercept values.
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• #### Exploring Quadratic Graphs - Problem 5

Intercepts, vertex, and the axis of symmetry as key features of quadratic graphs.
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• #### Basic Polynomial Graphs - Problem 10

##### Math›Algebra 2›Polynomials
Comparing imaginary solutions with real zeros that show up as x-intercepts on a graph.
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• #### Applications of Linear Equations - Problem 5

##### Math›Algebra›Linear Equations and Their Graphs
Interpreting the x and y intercepts in applications of linear equations
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• #### Graphing a Rational Expression - Problem 7

##### Math›Algebra 2›Rational Expressions and Functions
Finding x and y-intercepts of rational functions.
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• #### Writing an Equation to Describe Pictures - Concept

##### Math›Algebra›Graphs and Functions
How to write an equation to describe a set of pictures.
• #### Introduction to Planes - Problem 2

##### Math›Precalculus›Vectors and Parametric Equations
How to graph a plane by plotting its intercepts.
• #### Writing an Equation to Describe a Table - Concept

##### Math›Algebra›Graphs and Functions
How to write a function to describe a table of values.
• #### Applications of Linear Equations - Problem 10

##### Math›Algebra 2›Graphs of Linear Equations
Money applications of linear word problems, including interpreting the slope and intercepts
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• #### Transforming the Tangent Graph - Concept

##### Math›Trigonometry›Trigonometric Functions
How to graph y = tan(q) for one or more periods.
• #### Applications of Linear Equations - Problem 10

##### Math›Algebra›Linear Equations and Their Graphs
Money applications of linear word problems, including interpreting the slope and intercepts
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• #### Direct Variation - Concept

##### Math›Algebra›Linear Equations and Their Graphs
How to tell if two variables vary directly.