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Completing the Square - Problem 5

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Teacher/Instructor Alissa Fong
Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

Perfect square trinomials allow us to use certain shortcuts in our work with quadratic relationships, so often we try to turn a binomial into a perfect square trinomial by filling in the "c," or constant term. This last constant will always be (b/2) squared . You can always check your work by factoring the trinomial after you have filled in the c term, and making sure you get a binomial multiplied by itself.

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