PBS
Pbs: String Product: Finding the Y Intercept
Examine how a giant piece of art at the National Museum of Mathematics reveals some unexpected relationships between coordinates on a parabola. This video focuses on the relationship between negative and positive points on the parabola...
Texas Instruments
Texas Instruments: Linear Equations and Y Intercepts
These questions measure knowledge and skills: order of operations; solving equations in one variable; graphing linear equations; writing linear expressions and equations; finding the y-intercept of a linear function.
Discovery Education
Discovery Education: Web Math: Find Equation of Line Given That You Know Its Slope and Y Intercept
WebMath offers a java applet that allows you to input the slope and y-intercept of a line and gives you the equation of the line in slope-intercept form. It also gives a detailed solution using the information that you provided.
Purple Math
Purplemath: X and Y Intercepts
This lesson from Purplemath.com explains how to find x and y intercepts then shows exmples.
Cool Math
Coolmath: Graphing Rational Functions X and Y Intercepts
Find out how to find the x and y-intercepts when graphing rational functions.
Khan Academy
Khan Academy: Slope Intercept Equation From Graph
Practice finding the slope-intercept equation of a line from its graph. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: Intercepts
The Northeast Parallel Architecture Center at Syracuse University provides a lesson on finding the x-intercepts and y-intercepts of equations.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Intercepts
Learn how to find the x and y intercepts of a linear function, to graph the function using the intercepts, and to graph vertical and horizontal lines. The tutorial offers many examples with clear step-by-step examples.
Texas Instruments
Texas Instruments: Finding Slope Learn Check
Using the Activity Center, students will explore the characteristics of linear functions in the form y=mx+b. The major focus will be identifying slope and y-intercept.
Khan Academy
Khan Academy: Algebra I: Intercepts From a Graph
Look at the graph of an equation to find x-intercepts and y-intercepts. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Y Intercepts
Find a quick, concise explanation of what the y-intercept of a function is. An example is given and clearly explained.
Illustrative Mathematics
Illustrative Mathematics: 8.ee Find the Change
In this task, 8th graders work with linear functions and learn how to discuss and make calculations with slope and x- and y-intercepts. Aligns with 8.EE.B.
Other
Git: What Is the Slope Intercept Form of a Line?
Not only does this site show what the slope-intercept form is, but it helps you find the slope and the intercept of a line. There is also additional information on parallel lines, parametric form, and the distance between two points.
Cool Math
Coolmath: Rational Functions Intercepts
This CoolMath resource will help students understand intercepts, a rational function.
Khan Academy
Khan Academy: Intercepts From a Linear Equation
In this exercise, students practice finding intercepts from a linear equation. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Texas Instruments
Texas Instruments: Graphic Line Designs
Students can use the x- and y-intercepts to find the equations of lines and create a line design using the slope-intercept form and the limited domain of the segment.
Khan Academy
Khan Academy: Intercepts From a Table
Find the intercepts of a line given a table of values.
Other
University of Wisconsin: Finding the Slopes of Lines
This is an interactive page that provides the user with practice for finding the slope of a line. The site has a list of seven questions and requires the user to change the graph to fit the given required slope.
Varsity Tutors
Varsity Tutors: Hotmath: Slope Intercept Form
Find a quick, concise explanation of the slope-intercept form. An example is given and clearly explained.
Khan Academy
Khan Academy: Intercepts From a Table
Find the intercepts of a line given a table of values. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Intercepts From a Graph
In this exercise, students practice finding intercepts from a graph. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Graphing Linear Equations
A simple tutorial that will show you how to graph linear equations and functions after finding the x- and y-intercepts. Provides definitions, steps for sketching a graph, and several examples of linear equations and their graphs....
Texas Instruments
Texas Instruments: Math Today for Ti Navigator System: More Students Apply Early
Using the USA TODAY Infograph, "More students apply early," students will explore scatter plots and independent and dependent variables. Students will determine a best-fit regression model for the real-life data set and then use the...
Texas Instruments
Texas Instruments: That's a Stretch Ti 83
Students determine the relationship between the stretch of a spring and the number of weights in a cup suspended from the spring. They find the Y-value of a function if the X-value is provided. They use technology to plot a set of...