Real math help.
How Do You Find the Area of a Rectangle Whose Sides are Binomials?
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Word problems allow you to see the real world uses of math! This tutorial uses the product of a sum and difference rule to find the original side lengths of a garden. Take a look!
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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Solving One-Step Equations
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How Do You Solve an Equation Using Addition?
Solving an equation for a variable? Perform the order of operations in reverse! Check it out in this tutorial.
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Product of a Sum and a Difference
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What's the Formula for the Product of a Sum and a Difference?
Multiplying monomials like (a + b) and (a - b) is really important when it comes to factoring, so if you want to get good at factoring, you're going to have to understand how to multiply a sum like (a + b) with a difference like (a - b)!
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Further Exploration
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Multiplying Using FOIL
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How Do You Solve a Word Problem by Multiplying Binomials?
Word problems allow you to see the real world uses of math! In this tutorial, learn how to find the area of a quilt using binomials as the measurement of each side. Use the FOIL method to multiply those binomials together and get your answer!
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Squares of Sums and Differences
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What's the Formula for the Square of a Sum?
Comes in handy when you're factoring, and this tutorial will show you how to square like a pro!
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What's the Formula for the Square of a Difference?
Comes in handy when you're factoring, and this tutorial will show you how to square like a pro!
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