• #### Integer Power Functions - Problem 1

##### Math›Precalculus›Polynomial and Rational Functions
How we graph a transformation of the even power function y = x^4.

• #### Calculating Coordinates in the Unit Circle - Problem 2

##### Math›Geometry›Pythagorean Theorem
How to find the coordinates on the unit circle, given an angle of 60 degrees.
• #### Writing an Equation to Describe a Table - Problem 3

##### Math›Algebra›Graphs and Functions
How to write a function to describe a table when the x values are not consecutive.
• #### Applications of Linear Equations - Problem 3

##### Math›Algebra›Linear Equations and Their Graphs
How to write equations for and graph word problems with a negative y-intercept.
• #### Angle Bisectors and Opposite Side Ratios - Problem 2

##### Math›Geometry›Similarity
How to find a missing length, given the length of the opposite side in a triangle.
• #### Calculating Coordinates in the Unit Circle - Problem 1

##### Math›Geometry›Pythagorean Theorem
How to find the coordinates on the unit circle, given an angle of 225 degrees.
• #### Solving Quadratic Equations by Factoring - Problem 1

How to solve quadratic equations by factoring when one factor is x.
• #### Multiplying and Distributing Radical Expressions - Problem 2

How to distribute a radical expression.
• #### Dividing Radicals and Rationalizing the Denominator - Problem 2

How to rationalize denominators using the conjugate.
• #### Graphing Lines using Intercepts - Problem 2

##### Math›Algebra›Linear Equations and Their Graphs
How to graph a line in slope intercept form using intercepts.
• #### Calculating Coordinates in the Unit Circle - Concept

##### Math›Geometry›Pythagorean Theorem
How to describe the unit circle. How to draw the unit circle and label its parts. How to strategize about finding coordinates on the unit circle.
• #### Solving Quadratic Equations Using Square Roots - Problem 6

Finding the x-intercepts of a parabola by solving by taking square roots
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• #### Solving and Graphing Compound Inequalities - Problem 4

##### Math›Algebra›Solving and Graphing Inequalities
Interpreting special cases of compound inequalities, including no solution and all reals
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• #### Solving Multi-step Equations - Problem 3

##### Math›Algebra›Solving Equations
How to solve multi-step equations when x is in the numerator.
• #### Solving Systems of Equations using Substitution - Problem 8

##### Math›Algebra›Solving Systems of Equations
Solving a 3 x 3 system of equations using substitution
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• #### Applications of Linear Equations - Problem 3

##### Math›Algebra 2›Graphs of Linear Equations
How to write equations for and graph word problems with a negative y-intercept.
• #### Graphing Lines using a Table of Values - Problem 4

##### Math›Algebra›Linear Equations and Their Graphs
Graping lines using a x-y table of values
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• #### Plotting Points and Naming Quadrants - Problem 3

##### Math›Algebra›Graphs and Functions
How to plot points when the x value is a fraction
• #### Locus and Definition of a Circle and Sphere - Problem 2

##### Math›Geometry›Circles
How to find the locus of points that are equidistant from the sides of an angle.