Perfect Square Trinomial: Definition, Formula & Examples


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Which of these polynomials is a perfect square trinomial?

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1. Which of the following polynomials is NOT a perfect square trinomial?

2. The factors of (x - 7)^2 gives what perfect square trinomial?

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About This Quiz & Worksheet

In order to write and use perfect square trinomials, you must know about expanding binomials. See if you can do so correctly by answering quiz questions about the factors and expanded form of trinomials.

Quiz & Worksheet Goals

These quiz questions ask you to:

  • Identify perfect square trinomials
  • Multiply two identical binomials to determine the resulting perfect square trinomial
  • Choose when a perfect square trinomial would be useful

Skills Practiced

  • Problem solving - expand binomials and factor perfect square trinomials
  • Interpreting information - show that you can interpret rules described in the associated lesson about when to use perfect square trinomials
  • Knowledge application - use what you know about perfect square trinomials to pick them out from a list of algebraic expressions

Additional Learning

If you need to refresh your skills working with perfect square trinomials, review the corresponding lesson called Perfect Square Trinomial: Definition, Formula & Examples. This lesson covers the following topics:

  • Definition of important terms such as perfect square, trinomial, and binomial
  • The step-by-step process for finding the square of a binomial
  • Ways to verify that a trinomial is a perfect square trinomial
  • An algorithm that makes frequent use of perfect square trinomials