horizontal lines   84 videos

• Graphing Rational Functions, n=m

PrecalculusPolynomial and Rational Functions

How to recognize when a rational function has a horizontal asymptote, and how to find its equation.

rational functions polynomials degree horizontal asymptote
• The Transformation y = f(bx)

PrecalculusIntroduction to Functions

How determine what transformation the graph y = f(bx) represents when b > 1.

the square root function horizontal shift horizontal compression compression factor endpoint
• Limits and End Behavior

CalculusLimits and Continuity

How to evaluate the limit of a function as x goes to infinity (or minus infinity), and how to determine the horizontal asymptote of its graph.

limits rational functions limit at infinity limit at negative infinity horizontal asymptotes end behavior
• 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
• 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
• Graphing the Transformation y = f(x - h)

PrecalculusIntroduction to Functions

How to graph y = f(x ? h) when f(x) = sqrt(x), and what kind of transformation to expect.

functions transformations horizontal shift end point
• Graphing Rational Functions, n>m

PrecalculusPolynomial and Rational Functions

How to find the oblique asymptote of a rational function, if it has one.

rational functions polynomials degree horizontal asymptote
• Graphing Equations by Making a Table of Values

Pre-AlgebraGraphing in Two Dimensions

Graphing a line by making a table of values

• 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
• Point-Slope Form of Linear Equations

AlgebraLinear Equations and Their Graphs

How to write the equation of a line in point-slope form.

slope equation
• Comparing Fractions

Pre-AlgebraFractions and MIxed Numbers

Comparing fractions using < or > and ordering them on the number line

• Addition and Subtraction with Decimals

Adding or subtracting decimals by vertically lining up the zeros

• Graphing One Variable Inequalities

Pre-AlgebraSolving Equations and Inequalities

Graphing one variable inequalities on a number line

• More Transformations of Sine and Cosine

TrigonometryTrigonometric Functions

How the value of h affects the shape of the graph y = A sin(B(x-h)).

transformations sine period amplitude phase shift horizontal shift
• More Transformations of Sine and Cosine

PrecalculusTrigonometric Functions

How the value of h affects the shape of the graph y = A sin(B(x-h)).

transformations sine period amplitude phase shift horizontal shift
• Macbeth

LiteratureMacbeth
Inverted language metaphors run over lines