# parametric equations of a line   219 videos

• #### Selling Multiple Items

##### AlgebraWord Problems Using Systems of Equations

How to set up a system of equations to represent word problems where someone is selling multiple items.

system of equations coefficient elimination
• #### Overview of the Different Methods of Solving a Quadratic Equation

##### Algebra 2Quadratic Equations and Inequalities

How to know which method to use when solving a quadratic equation.

factoring square root property completing the square quadratic formula pros cons comparison
• #### Solving Linear Systems Using Matrix Algebra

##### PrecalculusSystems of Linear Equations and Matrices

How to convert a system of linear equations into a matrix equation and solve it.

matrices square matrices matrix equation coefficient matrix inverse matrix identity matrix matrix multiplication
• #### Position, Velocity and Acceleration

##### CalculusAntiderivatives and Differential Equations

How to solve position, velocity and acceleration problems using differentiation equations.

differential equations derivatives position velocity acceleration
• #### Scatterplots and Correlations

##### AlgebraIntroduction to Statistics

How to identify positive correlations, negative correlations, or no correlation between two variables.

scatterplot correlation trend line line of best fit
• #### Synthesizer: Voting Rights Time line

##### AP US GovernmentAP US Government Review
Using a graphic organizer to review voting rights
• #### Basic Polynomial Graphs

##### Algebra 2Polynomials

How to graph a first degree polynomial

linear equation
• #### Vectors and Planes

##### PrecalculusVectors and Parametric Equations

How to find a vector normal (perpendicular) to a plane given an equation for the plane.

normal vector position vector perpendicular vectors planes the equation of a plane
• #### Vertical Angles

##### GeometryReasoning, Diagonals, Angles and Parallel Lines

How to define and identify vertical angles.

vertex intersecting lines congruent
• #### Corresponding Angles

##### GeometryReasoning, Diagonals, Angles and Parallel Lines

How to define corresponding angles and their special properties.

parallel lines angles congruence
• #### Writing an Equation to Describe a Table

##### AlgebraGraphs and Functions

How to write a function to describe a table of values.

function slope y intercept pattern
• #### Intercepts of Linear Equations

##### AlgebraLinear Equations and Their Graphs

How to work with x an y intercepts graphically or algebraically.

x intercept y intercept y=mx+b

• #### The Discriminant of a Quadratic Equation

##### Algebra 2Quadratic Equations and Inequalities

How to use the discriminant to know the number and type of solutions to a quadratic.

discriminant type of solution number of solutions type of roots number of roots
• #### Families of Polar Curves: Conic Sections

##### PrecalculusPolar Coordinates and Complex Numbers

How to describe the polar equations of conic sections.

polar graph polar equation polar curve conic sections focus origin pole parabola symmetric about the x axis parabola vertex
• #### Definitions and Applications of Absolute Value

##### AlgebraAbsolute Value

What is absolute value?

absolute value number line distance
• #### Rays

##### GeometryGeometry Building Blocks

How to identify, define, and label rays and opposite rays.

ray line endpoint opposite rays
• #### Finding the Slope of a Line from 2 Points

##### AlgebraLinear Equations and Their Graphs

How to find the slope if you're given 2 points.

slope point ratio