• #### Parametric Equations and Motion - Problem 1

##### Math›Precalculus›Vectors and Parametric Equations
How to determine the path of an object by eliminating the parameter when the position is given by parametric equations.
• #### Perpendicular, Parallel and Skew Lines in Space - Concept

##### Math›Precalculus›Vectors and Parametric Equations
How to determine whether two lines in space are parallel or perpendicular.
• #### The Resultant of Two Forces - Problem 2

##### Math›Precalculus›Vectors and Parametric Equations
How to find the resultant of two forces at an acute angle (45 degrees).
• #### The English Section

##### Test Prep›ACT›ACT English
Short, helpful video on the ACT English section by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.
• #### The Science Section

##### Test Prep›ACT›ACT Science
Short, helpful video on ACT Science section by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.
• #### The Vector Equation of a Line - Problem 1

##### Math›Precalculus›Vectors and Parametric Equations
How to write the vector equation of a line given its slope and one point on the line.
• #### Parametric Equations and Motion - Problem 2

##### Math›Precalculus›Vectors and Parametric Equations
How to determine the path of an object by eliminating the parameter when the position is given by parametric equations with trigonometric equations.
• #### Finding Maximum and Minimum Values - Problem 3

##### Math›Precalculus›Polynomial and Rational Functions
How we find when the minimum distance occurs between two objects moving in perpendicular directions.
• #### Parametrizing a Line Segment - Problem 3

##### Math›Precalculus›Vectors and Parametric Equations
How to find a parametrization of segment AB that uses s, the distance from point A, as a parameter.
• #### Solving One Variable Inequalities - Problem 2

##### Math›Pre-Algebra›Solving Equations and Inequalities
When solving a one or two variable equation, change the direction of the inequality sign anytime you multiply or divide by a negative number
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• #### The Math Section

##### Test Prep›ACT›ACT Math
Short, helpful video on the ACT Math section by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.
• #### Perpendicular, Parallel and Skew Lines in Space - Problem 1

##### Math›Precalculus›Vectors and Parametric Equations
How to find the equation of a line parallel to and perpendicular to a given line in space.