Instructional Video5:53
Curated Video

What Is a Function?

K - 8th
“What Is a Function?” will explain what a function is and how it can be represented.
Instructional Video4:29
Curated Video

Finding the Slope with Two Points

K - 5th
This video explains how to calculate the rate of change, or slope, for a linear model. It teaches the formula for finding slope using two points on the line and demonstrates examples of positive, negative, zero, and undefined slopes.
Instructional Video
Khan Academy

Khan Academy: Algebra: Algebra: Slope 3

9th - 10th
This video is a continuation of the video "Algebra: Slope 2". It picks up determining the equation of a line using the slope-intercept form and substitution. The video continues with one additional example that demonstrates calculating...
Instructional Video
Khan Academy

Khan Academy: Algebra: Algebra: Equation of a Line

9th - 10th
This video demonstrates how to take two given points of a line and write an equation for that line. The video graphs the points first, then it reviews the equation of a line in slope-intercept form. Next the video shows how to calculate...
Instructional Video
Khan Academy

Khan Academy: Algebra: Hairier Slope of a Line

9th - 10th
This video demonstrates how to calculate the slope of a line given two points. The video uses the slope formula and the two points given include positive and negative fractions as coordinates. Practice problems available. [6:32]
Instructional Video
Khan Academy

Khan Academy: Slope: Algebra: Slope

9th - 10th
Students learn how to calculate the slope of a line.
Instructional Video
Khan Academy

Khan Academy: Algebra: Algebra: Slope 2

9th - 10th
This video begins with two points and demonstrates how to graph them on a coordinate plane and then calculate the slope of the line. Once the slope is calculated it shows how to find the equation of the line in slope-intercept form. It...