How Do You Find f(x) When the Value for x Contains Other Variables?

How Do You Find f(x) When the Value for x Contains Other Variables?

Note:

When you're evaluating a function, you're usually given a number to plug in for the variable, but what if the expression you're plugging in contains other variables? See how to plug an expression with variables into a function! This tutorial will show you!

Keywords:

  • problem
  • function notation
  • variable
  • variables
  • evaluate

Background Tutorials

  • Function Definitions and Notation

      • What is Function Notation?What is Function Notation?

      What is Function Notation?

      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.

  • Simplifying Expressions

      • How Do You Simplify an Expression?How Do You Simplify an Expression?

      How Do You Simplify an Expression?

      Simplifying an algebraic expression is a fundamental part of solving math problems. Get some practice putting an expression in simplest form by following along with this tutorial.

Further Exploration

  • Function Definitions and Notation

      • 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!