POLQ 2 | Lesson 1 | Explore (Equivalent Expressions)

Equivalent Expressions

Consider the algebraic expressions below:

\((n+2)^2 – 4\) and \(n^2+4n\)

Problem Comes from Illustrative Mathematics – see in solution link below.

1. Use the figures below to illustrate why the expressions are equivalent:

2. Find some ways to algebraically verify the same result.

Check solutions here.

Go to Explore (Special Factoring Patterns)

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