In this Algebra Application, students develop a linear mathematical model based on the maximum heart rate during exercise based on age. Using this model, students investigate heart rate for moderate and vigorous workouts. The math topics covered include:

Mathematical modeling
Linear functions
Families of functions
Computational thinking

Video Tutorial: Slope Formula: Negative Slope, Coordinates in Quadrant I. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant I. 

Video Tutorial: Slope Formula: Negative Slope, Coordinates in Quadrant II. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant II. 

Video Tutorial: Slope Formula: Negative Slope, Coordinates in Quadrant III. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant III. 

Video Tutorial: Slope Formula: Negative Slope, Coordinates in Quadrant IV. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant IV. 

Video Tutorial: Slope Formula: Negative Slope, Coordinates in Quadrants I and II. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant I and Quadrant II. 

Video Tutorial: Slope Formula: Negative Slope, Coordinates in Quadrants III and IV. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant III and Quadrant IV. 

Video Tutorial: Slope Formula: Positive Slope, Coordinates in Quadrant I. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant I. 

Video Tutorial: Slope Formula: Positive Slope, Coordinates in Quadrant II. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant II. 

Video Tutorial: Slope Formula: Positive Slope, Coordinates in Quadrant III. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant III. 

Video Tutorial: Slope Formula: Positive Slope, Coordinates in Quadrant IV. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant IV. 

Video Tutorial: Slope Formula: Positive Slope, Coordinates in Quadrants I and II. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant I and Quadrant II. 

Video Tutorial: Slope Formula: Positive Slope, Coordinates in Quadrants III and IV. In this tutorial, students learn about the slope formula in general and then see an application of it with two points in Quadrant III and Quadrant IV. A Video Transcript is available for this tutorial at this link: Link Note: The download is an MP4 file.

In this TI Nspire tutorial for the TI-Nspire CAS, the Calculator Window is used to create a function to calculate the slope. This video supports the TI-Nspire Clickpad and Touchpad.

This Mini-Tutorial Video includes a WORKSHEET: https://www.media4math.com/library/worksheet-ti-nspire-mini-tutorial-creating-slope-formula-template

In this TI Nspire tutorial, the Graph window is used to create a slider-based graph of a linear function in slope-intercept form. This video supports the TI-Nspire Clickpad and Touchpad.

This Mini-Tutorial Video includes a WORKSHEET: https://www.media4math.com/library/worksheet-ti-nspire-mini-tutorial-exploring-slope-intercept-form-using-sliders

In this TI Nspire tutorial, the Graph window is to find the slope of two points connected by a line. This video supports the TI-Nspire Clickpad and Touchpad.

This Mini-Tutorial Video includes a WORKSHEET: https://www.media4math.com/library/worksheet-ti-nspire-mini-tutorial-finding-slope-line-connecting-two-points

This cheat sheet gathers together a number of resources on the topic of the slope formula. See the descriptions and links below. Each link takes you to a collection of resources around that topic. The middle column indicates the number of resources available and the third column takes you to page on Media4Math where those resources can be found.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to linear functions and related concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

This is a collection of definitions related to slope concepts.

Use a custom Desmos graphing calculator activity to explore the slope formula. The Desmos activity includes the slope formula equation. Students input the values for the two coordinates. They can also use the provided sliders to input the values. The Desmos interactive will calculate the slope of the line connecting the two points, as well as the graph of the line itself.

In this graphing calculator activity, have your students explore how to convert linear equations in point-slope to a linear function in slope-intercept form.

In this graphing calculator activity, have your students explore linear functions of the form y = mx. This Desmos template allows students to explore the effect of changes in the slope have on the graph of the line. A companion downloadable worksheet uses the graphing calculator template to explore the properties of these linear functions.

Note: The download is a PDF worksheet.

In this graphing calculator activity, have your students explore linear functions of the form y = x + b. This Desmos template allows students to explore the effect of changes in the y-intercept have on the graph of the line. A companion downloadable worksheet uses the graphing calculator template to explore the properties of these linear functions.

In this graphing calculator activity, have your students explore linear functions of the form y = mx + b. This Desmos template allows students to explore the effect of changes in the slope (m) and the y-intercept (b) have on the graph of the line. A companion downloadable worksheet uses the graphing calculator template to explore the properties of these linear functions.

The formula for the Sum of Consecutive Integers.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Formulas, click on this link: https://media4math.com/math-formulas

In this Slide Show, use the Desmos graphing calculator to explore the point-slope form.

Note: The download is a PPT file.

Related Resources

To see additional resources on this topic click on the Related Resources tab above.

Desmos Collection

To see the complete collection of Desmos Resources click on this link.

In this Slide Show, use the Desmos graphing calculator to explore linear equations in slope intercept form.

Note: The download is a PPT file.

Related Resources

To see additional resources on this topic click on the Related Resources tab above.

Desmos Collection

To see the complete collection of Desmos Resources click on this link.

This slide show shows how to write equations in slope-intercept form for parallel and perpendicular lines. This slide show also includes some sample SAT-style questions. Note: The download is a PPT file.

In this Slide Show, learn how graph data in a scatterplot using the graph window. This presentation requires the use of the TI-Nspire iPad App. Note: the download is a PPT.

In this Slide Show, create a template for determining the equation of a line given a point and the slope of the line. This presentation requires the use of the TI-Nspire iPad App. Note: the download is a PPT.