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What is the Domain of a Function?, Functions, Algebra I Instructional VideoWhat is the Domain of a Function?, Functions, Algebra I Instructional Video
Publisher
Khan Academy
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
6th - 9th
Subjects
Math
2 more...
Resource Type
Instructional Videos
Media Length
6:45
Audiences
For Teacher Use
1 more...
Duration
10 mins
Instructional Strategies
Flipped Classroom
1 more...
Accessibility
Closed Captions
1 more...
Year
2015
Usage Permissions
Creative Commons
BY-NC-SA: 3.0
cc
Instructional Video

What is the Domain of a Function?, Functions, Algebra I

Curated and Reviewed by Lesson Planet

After defining a simple function from a word problem, a short video shows how to find its domain and range. The instruction reinforces the definitions of domain and range with a concrete example.

30 Views 21 Downloads

Concepts

domain, range, functions

Additional Tags

interpret functions, domain and range of a function, math

Instructional Ideas

  • Have learners watch the video at home before coming to class

Pros

  • A helpful step when learning more about domain and range
  • Simple and explanatory narration keeps learners engaged

Cons

  • None

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Unit Plan

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Quiz 1: Functions, Domain and Range

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Take the work out of worksheets and use these problems and worked-out answer key as a resource. The problems reinforce skills in domain and range, identifying graphs, and even and odd functions.
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Relation, Function, Domain, & Range

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In this relation, function, domain, and range worksheet, students answer 6 open-ended questions about relations and functions.  Students determine the domain and range of a function.  Students give examples and non-examples of...
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Using Graphs

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Print and use this useful unit on basic algebraic functions, domain, range, and graphing. Tasks include, illustrating simple functions with a graph, and identifying the domain and range of the function. This twelve-page packet contains...
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Handout

Parent Functions Review Sheet

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No laundry or cooking dinner here: these parent functions are all about math. Every graph you could think of from basic linear functions to the hyperbolic arccotangent function are included. With 40 parent functions, the worksheet...
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Lesson Plan

Functions - Intro and Inverses

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Define the terms domain, range, function, vertical limit test, and linear function notation with your class. They can then, graph several equations applying the vertical line test to determine which are and which are not functions, write...
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Instructional Video

Functions, Domain and Range

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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...
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Unit Plan

Texas Gateway: Domain and Range for Quadratic Functions: Restricted Domain/range

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Given a situation that can be modeled by a quadratic function or the graph of a quadratic function, the student will determine restrictions as necessary on the domain and range of the function.
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Activity

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This algebra lesson explains to find the domain and range of a function by looking at the graph.
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Instructional Video

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Curated OER
A function means that every element of the domain is paired with exactly one element in the range. The teacher illustrates this by using a table for the given set of numbers.
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