Instructional Video
Khan Academy

Khan Academy: Algebra: Relations and Functions

9th - 10th Standards
Video giving an overview of domain, range, relations, and function using mappings. Determines whether a specific set of ordered pairs is a function. [6:57]
Instructional Video
Virtual Nerd

Virtual Nerd: What Is a Relation?

9th - 10th Standards
Discover what a relation is through a set of ordered pairs. [0:50]
Instructional Video
Khan Academy

Khan Academy: Introduction to Functions: Functions as Graphs

9th - 10th Standards
Video shows examples of writing the coordinates of graphed points, determining if a set of points represents a function, writing the equation of a piecewise function and using the vertical line test to determine if a graph represents a...
Instructional Video
Virtual Nerd

Virtual Nerd: How Can You Tell if a Relation Is Not a Function?

9th - 10th
Every function is a relation, but not every relation is a function. Watch this video to learn how to tell which relations are functions and which are not. [4:20]
Instructional Video
Virtual Nerd

Virtual Nerd: What Is a Relation?

9th - 10th
This tutorial takes a look at relations which are a set of ordered pairs. [0:50]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Figure Out if a Relation Is a Function?

9th - 10th
Watch this tutorial to see how you can determine if a relation is a function. [1:49]
Instructional Video
Khan Academy

Khan Academy: Function Introduction: Graphical Relations and Functions

9th - 10th Standards
Graphical Relations and Functions
Instructional Video
Instructional Video
Sophia Learning

Sophia: Identifying Domain and Range

9th - 10th
Determine the domain and range of a data set. Check understanding with a quiz.
Instructional Video
Sophia Learning

Sophia: Arithmetic Sequences as Functions

9th - 10th
Explore how to write an arithmetic sequence as a function. Assess learning with a quiz.
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Figure Out if a Relation Is a Function?

9th - 10th
Watch this tutorial to see how you can determine if a relation is a function. [1:49]
Instructional Video
Khan Academy

Khan Academy: Algebra: Testing if a Relationship Is a Function

9th - 10th
Video determining whether the graph of a set of points is a function, which in this case it is not. [2:22]
Instructional Video
Khan Academy

Khan Academy: Introduction to Functions: Domain of a Function

9th - 10th Standards
In this video students figure out the domain of a function.
Instructional Video
Sophia Learning

Sophia: Evaluating an Inverse Relation: Lesson 2

9th - 10th
Given the output of a particular trigonometric function, this lesson demonstrates how to find the angles that correspond to that value. It is 2 of 7 in the series titled "Evaluating an Inverse Relation."
Instructional Video
Sophia Learning

Sophia: Evaluating an Inverse Relation: Lesson 3

9th - 10th
Given the output of a particular trigonometric function, this lesson demonstrates how to find the angles that correspond to that value. It is 3 of 7 in the series titled "Evaluating an Inverse Relation."
Instructional Video
Sophia Learning

Sophia: Evaluating an Inverse Relation: Lesson 6

9th - 10th Standards
Given the output of a particular trigonometric function, this lesson demonstrates how to find the angles that correspond to that value. It is 6 of 7 in the series titled "Evaluating an Inverse Relation."
Instructional Video
Sophia Learning

Sophia: Evaluating an Inverse Relation: Lesson 7

9th - 10th
Given the output of a particular trigonometric function, this lesson demonstrates how to find the angles that correspond to that value. It is 7 of 7 in the series titled "Evaluating an Inverse Relation."
Instructional Video
Sophia Learning

Sophia: Evaluating an Inverse Relation: Lesson 1

9th - 10th Standards
Given the output of a particular trigonometric function, this lesson demonstrates how to find the angles that correspond to that value. It is 1 of 7 in the series titled "Evaluating an Inverse Relation."
Instructional Video
Sophia Learning

Sophia: Evaluating an Inverse Relation: Lesson 5

9th - 10th Standards
Given the output of a particular trigonometric function, this lesson demonstrates how to find the angles that correspond to that value. It is 5 of 7 in the series titled "Evaluating an Inverse Relation."
Instructional Video
Sophia Learning

Sophia: Functions and Relations

9th - 10th
Students watch a video lesson that describes the difference between a function and a relation. The tutorial includes an example of each.