There is video.
Then, there is Virtual Nerd.

We take video-supplemented instruction to the next level, helping educators personalize instruction based on student needs.

Get started for free!

School Edition
Home Edition

Did you know?

You can try Virtual Nerd completely free of charge.

Find out more

What is a Constant?

Note:

Constants are parts of algebraic expressions that don't change. Check out this tutorial to see exactly what a constant looks like and why it doesn't change.

Keywords:

  • definition
  • constant

Background Tutorials

  • Numerical and Algebraic Expressions

      • |
      • |
        What is a Variable?

      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!

      • |
      • |
        What's a Term?

      What's a Term?

      Polynomials are those expressions that have variables raised to all sorts of powers and multiplied by all types of numbers. When you work with polynomials you need to know a bit of vocabulary, and one of the words you need to feel comfortable with is 'term'. So check out this tutorial, where you'll learn exactly what a 'term' in a polynomial is all about.

Further Exploration

  • Working With Direct Variation

      • |
      • |
        How Do You Solve a Word Problem Using the Direct Variation Formula?

      How Do You Solve a Word Problem Using the Direct Variation Formula?

      Word problems allow you to see math in action! Take a look at this word problem involving an object's weight on Earth compared to its weight on the Moon. See how the formula for direct variation plays an important role in finding the solution. Then use that formula to see how much you would weigh on the Moon!

      • |
      • |
        How Do You Use the Formula for Direct Variation?

      How Do You Use the Formula for Direct Variation?

      If two things are directly proportional, you can bet that you'll need to use the formula for direct variation to solve! In this tutorial, you'll see how to use the formula for direct variation to find the constant of variation and then solve for your answer.