Flipped Math
Functions, Domain and Range
Take a deeper dive into the notation of a function. The video presentation uses grocery store prices as an example to explain the concept of a function. Pupils determine whether mappings are functions or not and find the domain and...
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...
Mathispower4u
Introduction to Functions - Part 1
Functions serve an important function in mathematics. Viewers of an illuminating video learn basic concepts related to functions. They see how to identify independent and dependent variables, write functions to model scenarios, and...
Mathispower4u
Introduction to Functions - Part 2
Let the video function as a catalyst to study functions. Young mathematicians watch a short video to continue learning about functions. They watch as the narrator completes function tables by evaluating functions for specific values,...
Mathispower4u
Describing Function Rules and Writing Functions
Words can be so cumbersome. Scholars learn to convert verbal descriptions of function rules to symbolic form. They also see how to write verbal descriptions from given functions by watching an educational video.
Mathispower4u
Determine the Domain of Various Functions
Don't despair if your students don't know how to determine the domain. An educational video shows pupils how to express the domain of functions in interval notation. It covers examples using different function types to provide a...
Mathispower4u
The Domain and Range of 9 Basic Functions
If your students can't remember the difference between domain and range, then here's a video for you. Scholars learn to identify the domain and range of nine basic function types: constant, linear, absolute value, quadratic, cubic,...
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...
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...
National Education Association
Determining Domain and Range
Introduce the concept of domain and range with a video that starts with the formal definitions of the domain and range and moves on to the practical descriptions used to determine them. The presentation explains how to find the domain...
National Education Association
Function Notation
Function, function, what is your notation. Introduce your class to function notation with a video that shows examples of how to evaluate functions at numerical values along with algebraic values. The last example shows pupils...
Krista King Math
How to find Domain and Range for a function
Calculating domain and range of a function is a challenge! A helpful video shows learners the steps to finding the domain and estimating the range algebraically. Scholars understand the relationship of the domain and range.
Krista King Math
Finding Values and Domain and Range from a Graph
The abstract notion of domain and range can be troublesome. A math lesson explains the concept of determining domain and range from a graph. The instructor makes clear connections between the graph and the numeric values. There are...
Krista King Math
Which Functions Pass the Vertical Line Test?!!
What is a function? Teachers have been asking pupils this question from the time they started their algebra careers. A helpful video walks through the process of using the vertical line test to determine a function while...
Krista King Math
Calculus - Functions
An understanding of the basics of a function is key to success in upper-level math courses! A video describes in detail the important aspects of functions including domain, range, combinations, compositions, and vertical line test.
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: Algebra: Domain and Range of a Relation
Video determining the domain and range of a relation given as a table of values. [2:43]
Khan Academy
Khan Academy: Pre Calculus: Introduction to Function Inverses
An instructional video explaining the concept of function inverses. A linear function is given and a diagram is drawn to show the mapping of some elements of the domain to the corresponding elements in the range. The inverse of the...
Khan Academy
Khan Academy: Pre Calculus: Function Inverse Example 1
This video goes through two examples of how to find the inverse of a linear function. Both the function and its inverse are graphed on the same coordinate axis where it is shown that they are a reflection of each other over the line y=x....
Khan Academy
Khan Academy: Algebra: What Is the Range of a Function?
Sal introduces the concept of "range" of a function and gives examples for functions and their ranges. [6:38]
Khan Academy
Khan Academy: Algebra: Domain and Range 1
Video solving for the domain and range of a specific function defined verbally. Equation for function is found before defining the domain and range. [3:36]
Khan Academy
Khan Academy: Algebra: Domain and Range 2
Video graphing a function given the domain and range. [3:08]
Khan Academy
Khan Academy: Surjective (Onto) and Injective (One to One) Functions
Introduction to surjective and injective functions with examples.
Khan Academy
Khan Academy: Introduction to Functions: Domain of a Function
In this video students figure out the domain of a function.