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Mathematics 15 Online
OpenStudy (anonymous):

Which of the following represents a perfect square trinomial? Question 3 options: 1) x^2 - 14x + 49 2) x^2 + 14x + 49 3) 4x^2 + 28x + 49 4) All of the above

OpenStudy (anonymous):

4

OpenStudy (anonymous):

(x-7)^2 (x+7)^2 (2x+7)^2

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