Flipped Math
Piecewise Functions
Break it up into pieces to solve the problem. Individuals watch a video on how to graph and determine the equation and values of piecewise functions. Viewers then work several exercises to practice evaluating a piecewise function at...
Mathispower4u
Graph a Piecewise Defined Function (Example 1)
Determine what the pieces look like together. The Mathispower4u video for Algebra 1 provides a simple example of graphing a piecewise function. The function is made up of three segments that consist of constant functions. Pupils see...
Mathispower4u
Graph a Piecewise Defined Function (Example 3)
This time, try graphing three segments. Another Mathispower4u Algebra I Video provides an additional example on graphing a piecewise function. Pupils observe how to graph a function that is made from two constant functions and one linear...
Mathispower4u
Graph a Piecewise Defined Function (Example 2)
Take two linear pieces and make a complete graph. A helpful video shows how to graph a linear piecewise function. Pupils review graphing linear functions and then see how to restrict their domains based on the defining domains for the...
Mathispower4u
Graphing Piecewise Defined Functions
Only choose the pieces needed. Pupils learn a way to graph piecewise functions by graphing the entire function and then only keeping the section of the graph that belongs to the piecewise function. The Mathispower4u video shows...
Mathispower4u
Interpreting and Graphing Piecewise Functions
Learn how to graph a function that is in pieces. The Mathispower4u Algebra I Video interprets the graph of a piecewise function that represents a cellphone plan. Pupils use the graph to determine the cost for a given number of units...
Mathispower4u
Determine a Basic Piecewise Defined Function
Not all functions have the same equation throughout. Learners see a word problem that requires more than one equation to model the situation. The video from the Mathispower4u Algebra 1 series introduces the concept of piecewise defined...
National Education Association
Solving Absolute Value Inequalities
You know how to find absolute values and you know how to solve inequalities — but what happens when these two concepts are in the same problem? A YouTube video first reviews absolute values and moves on to solving absolute value...
Khan Academy
Khan Academy: Algebra: Graphing Radical Functions
Video 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. [10:17]
Khan Academy
Khan Academy: Algebra: Graphs of Square Root Functions
Video giving an overview of the square root sign. Positive values are then chosen to evaluate the basic quadratic and square root functions, the points are graphed, and the graphs are compared. Graphs are also created with an online...
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: 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.
Other
Mathispower4u: Graphing Transformations of the Cube Root Function
This video explains how to graph transformations of the basic cube root function. [9:10]
Khan Academy
Khan Academy: Algebra Ii: Difference of Functions
Video on finding the difference of two square root functions. [3:08]
Khan Academy
Khan Academy: Introduction to Functions: Sum of Functions
Video finding the sum of two quadratic functions.
Khan Academy
Khan Academy: Introduction to Functions: Domain of a Function
In this video students figure out the domain of a function.
Khan Academy
Khan Academy: Analyzing Functions: Shifting Functions
Video giving an overview of the square root sign. Positive values are then chosen to evaluate the basic quadratic and square root functions, the points are graphed, and the graphs are compared. Graphs are also created with an online...
Khan Academy
Khan Academy: Analyzing Functions: Comparing Features of Functions 2 Example 3
This video analyze a function to determine if it is odd or even, find out the limit as x approaches infinite and its relative maximum or minimum.
Khan Academy
Khan Academy: Graphical Symmetry of Functions: Even and Odd Functions
Shoes how to pick the function that is odd among three functions given by their graphs. [3:52]
Other
Math Tutor Dvd: What Is a Function in Math?
Learn what a function is in math, the definition of a function, and why they are important. Tutorial plots several functions including linear functions, quadratic functions, cubic functions, and more. [26:17]
Study Pug
Study Pug: Absolute Value Functions
Absolute value is basically the distance between "number" and "zero" on a number line. You will learn more about this concept in this video. You will also learn how to express absolute value functions as piecewise functions. [10:47]
Other
Mathispower4u: Ex: Function and Inverse Function Values Using a Graph
This video explains how to determine function values and inverse function values using the graph of a function. [4:23]
Study Pug
Study Pug: Domain and Range of a Function
The domain of a function is all the possible values of x's of ordered pairs; whereas the range of a function is all the possible values of y's of ordered pairs. You can easily find them by graphing the functions or ordered pairs. Let's...
Shmoop University
Shmoop: Introduction to Functions
This animation [3:06] features the mathematical concept of functions and the importance in the ordering of the function, as they determine the outcome of the equation.