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    • How is a Function Defined?How is a Function Defined?

    How is a Function Defined?

    You can't go through algebra without learning about functions. This tutorial shows you the definition of a function and gives you an example of a function. Take a look!

    • What is a Linear Function?What is a Linear Function?
    • What's Slope-Intercept Form of a Linear Equation?What's Slope-Intercept Form of a Linear Equation?

    What's Slope-Intercept Form of a Linear Equation?

    When you're learning about linear equations, you're bound to run into the point-slope form of a line. This form is quite useful in creating an equation of a line if you're given the slope and a point on the line. Watch this tutorial, and learn about the point-slope form of a line!

    • How Can You Tell If You Have a Linear Equation?How Can You Tell If You Have a Linear Equation?

    How Can You Tell If You Have a Linear Equation?

    Trying to figure out if an equation is a linear equation? Well, can you write it in standard form? If you can, then it's a linear equation. See this process in action by watching this tutorial!

    • How Do You Figure Out If a Relation is a Function?How Do You Figure Out If a Relation is a Function?

    How Do You Figure Out If a Relation is a Function?

    How do you figure out if a relation is a function? You could set up the relation as a table of ordered pairs. Then, test to see if each element in the domain is matched with exactly one element in the range. If so, you have a function! Watch this tutorial to see how you can determine if a relation is a function.

    • How Do You Use the Vertical Line Test to Figure Out if a Graph is a Function?How Do You Use the Vertical Line Test to Figure Out if a Graph is a Function?

    How Do You Use the Vertical Line Test to Figure Out if a Graph is a Function?

    Trying to figure out if an equation is a function? Graph it and perform the vertical line test. If it passes, then it's a function! Get some practice by watching this tutorial!

    • What's a Function?What's a Function?

    What's a Function?

    You can't go through algebra without learning about functions. This tutorial shows you a great approach to thinking about functions! Learn the definition of a function and see the different ways functions can be represented. Take a look!

    • What's the Vertical Line Test?What's the Vertical Line Test?

    What's the Vertical Line Test?

    Even graphs need to worry about tests! Using the vertical line test, you can figure out if a graph is a function or not. Watch this tutorial and learn about the vertical line test. Then, put your graphs to the test!

    • How Do You Make a Table of Values for a Linear Equation?How Do You Make a Table of Values for a Linear Equation?

    How Do You Make a Table of Values for a Linear Equation?

    To graph a linear equation, you could make a table of values to plot, but first you'll need to know how to make the table. Take a look at this tutorial! You'll see how to set up a table, choose appropriate x-values, plug those values into the equation, and simplify to get the respective y-values. This tutorial shows you how to set up a table of values for a linear equation!

    • What is a Linear Equation?What is a Linear Equation?

    What is a Linear Equation?

    If you're learning about graphs, you're bound to see a bunch of linear equations, so it's a good idea to understand what makes an equation a linear equation. This tutorial explains linear equations and shows you the difference between equations that are linear and ones that are not. Check it out!