• #### Limits at a Glance - Problem 1

##### Math›Precalculus›Polynomial and Rational Functions
How to quickly find the limit of a rational function as x goes to infinity.
• #### Limits at a Glance - Problem 3

##### Math›Precalculus›Polynomial and Rational Functions
How to quickly find the limit of a rational function as x goes to infinity.
• #### Applications of Linear Equations - Problem 8

##### Math›Algebra 2›Graphs of Linear Equations
Making a graph and interpreting the x and y intercept and slope in the context of linear word problems
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• #### Solving a Logarithmic Equation - Problem 6

##### Math›Precalculus›Exponential and Logarithmic Functions
Solving an equation of the form log x = constant
• #### 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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• #### Applications of Linear Equations - Problem 8

##### Math›Algebra›Linear Equations and Their Graphs
Making a graph and interpreting the x and y intercept and slope in the context of linear word problems
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• #### Solving Trigonometric Equations - Problem 2

How to solve a simple tangent equation: tan(x/4)=1.
• #### The Inverse Sine Function - Problem 3

How to graph a simple transformation of y = sin^-1 x
• #### Graphing Quadratic Equations - Problem 11

Using 5 key points to graph a quadratic function when the vertex is the x-intercept.
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• #### The Inverse Tangent Function - Problem 3

How to graph a simple transformation of y = tan^-1(x)
• #### The Inverse Cosine Function - Problem 3

How to graph a simple transformation of y = cos^-1(x) + pi/2
• #### Graphing 2 Variable Inequalities - Problem 6

##### Math›Precalculus›Linear Equations and Inequalities
How to determine whether an (x, y) pair is a solution to a two-variable inequality
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• #### Graphing 2 Variable Inequalities - Problem 6

##### Math›Algebra›Solving and Graphing Inequalities
How to determine whether an (x, y) pair is a solution to a two-variable inequality
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• #### The Inverse Cosine Function - Problem 3

How to graph a simple transformation of y = cos^-1(x) + pi/2
• #### Introduction to Planes - Concept

##### Math›Precalculus›Vectors and Parametric Equations
How to write an equation for the coordinate planes or any plane that is parallel to one.
• #### Intercepts of Linear Equations - Problem 3

##### Math›Algebra›Linear Equations and Their Graphs
How to interpret intercepts of a graph.
• #### Intercepts of Linear Equations - Problem 6

##### Math›Algebra›Linear Equations and Their Graphs
Interpreting x and y intercepts from given graphs of word problem situations
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• #### Intercepts of Linear Equations - Problem 4

##### Math›Algebra›Linear Equations and Their Graphs
Finding the x and y intercepts from a graph of a linear function
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• #### Shifts in Absolute Value Graphs - Problem 6

##### Math›Algebra›Absolute Value
Graphing an absolute value function by creating a x- y chart around the vertex.
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• #### The Ellipse - Problem 1

##### Math›Algebra 2›Conic Sections
How to find the equation of an ellipse centered at the origin.