Khan Academy
Solving for F in Terms of C, Linear Equations, Algebra I
The instructor uses the temperature formula to illustrate how the variables can be manipulated to solve a problem.
Mathispower4u
Introduction to Relations and Functions
Determine the relationship between relations and functions. An informative video shows pupils how to identify whether relations given as tables, ordered pairs, and graphs are functions. They also learn about independent and dependent...
Corbett Maths
Function Machines
It's not a time machine—it's a function machine! Using two rules, the video introduces a function machine that changes an input to an output. Pupils answer questions such as finding what is the input for a given output and what values...
FuseSchool
Calculator Trick—Table of Values
Work smarter, not harder! Learn a function of the calculator that assists with creating a table of values. The calculator does the work of substituting values and finding the input-output pairs.
FuseSchool
Plot Straight Line Graphs: Part 1
Demonstrate how to create an input-output table to graph a linear function with a video lesson that begins with evaluating the function for a set of values and then plotting the results. It includes opportunities for learners to practice...
Math Antics
What Are Functions?
Setup the idea of functions for the class. Using sets, the presentation introduces the concept of a function. The initial example uses a general function but then moves on to equations as functions. The video provides an example of an...
Northeast Arkansas Education Cooperative
Functions
One in, one out is what functions are about in a video explaining the rules and qualities of these relationships. Have your learners practice with ordered pairs, tables, mapping, and graphs, deciphering whether or not those relationships...
FuseSchool
What is a Function
All you want to know about functions is right here. Individuals learn the definition of a function by watching a video. They also see how to evaluate a function and use function notation.
Khan Academy
Khan Academy: Recognizing Functions From Graph
A video exploring whether a function is represented by a given set of points. [4:06]
Virtual Nerd
Virtual Nerd: What Is a Relation?
Discover what a relation is through a set of ordered pairs. [0:50]
Khan Academy
Khan Academy: Algebra: Functions 3
Functions and graphs are investigated in this video tutorial. Students learn about the algebra concepts through detailed examples. [9:12]
Khan Academy
Khan Academy: Graphing Functions: Ex 1: Evaluating a Function
Video [5:07] evaluating a linear function written in function notation for two different values of x and an expression.
Khan Academy
Khan Academy: Graphing Functions: Ex 4: Graphing Radical Functions
Video [10:16] showing how to graph a radical function by specifically choosing values for x that result in easy-to-plot values of y and then plotting the points.
Khan Academy
Khan Academy: Introduction to Functions: Functions as Graphs
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...
Khan Academy
Khan Academy: Introduction to Functions: Ex: Constructing a Function
This video demonstrates how to take a word problem and write a linear function that represents the problem.
Khan Academy
Khan Academy: Relations and Functions
Video tutorial explores how to determine if a relation given by a set of ordered pairs is a function. [6:56]
Khan Academy
Khan Academy: Testing if a Relationship Is a Function
Watch this video tutorial to determine if points on a graph represent a function. [2:22]
Virtual Nerd
Virtual Nerd: What Is an Ordered Pair?
This tutorial introduces ordered pairs and shows why they are a fundamental part of graphing. [2:20]
Virtual Nerd
Virtual Nerd: What Is the Range of a Relation?
The range of a relation is the set of the second coordinates from the ordered pairs. This tutorial explains the range of a relation. [6:59]
Khan Academy
Khan Academy: Relating Invertibility to Being Onto and One to One
Relating invertibility to being onto (surjective) and one-to-one (injective)
Khan Academy
Khan Academy: Analyzing Functions: When a Function Is Positive or Negative
Learn to find out the intervals when the function is is positive or negative.
Sophia Learning
Sophia: The Parts of a Function
This lesson explains what functions are by defining the parts that make them up. Students watch a tutorial video and then attempt an online quiz.
Sophia Learning
Sophia: The Parts of a Function
This video lesson describes the parts of a function. Students can check their understanding with an assessment.