Real math help.
What is Function Notation?
Note:
Every see 'f(x)' in your math? That's function notation! It's a way to indicate that an equation is a function. Learn about function notation by watching this tutorial.
Background Tutorials
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Introduction to Algebraic Expressions
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What is a Variable?
You can't do algebra without working with variables, but variables can be confusing. If you've ever wondered what variables are, then this tutorial is for you!
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Function Definitions and Function Notation
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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!
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Working With Graphs
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How Do You Graph a Linear Equation by Making a Table?
Graphing a function? It would be really helpful if you had a table of values that fit your equation. You could plot those values on a coordinate plane and connect the point to make your graph. See it all in this tutorial!
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Further Exploration
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Function Definitions and Function Notation
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How Do You Find f(x) If You Have a Value For x?
To solve a function for a given value, plug that value into the function and simplify. See this first-hand by watching this tutorial!
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Working With Functions
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How Do You Solve a Word Problem Using a Function?
Word problems are a great way to see math in action! This word problem deals with calculating profit after a certain number of years. See how to use a function from the word problem to solve!
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