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rebecca1233

  • 3 years ago

Which of the following represents a perfect square trinomial? x^2 – 14x + 49 x^2 + 14x + 49 4x^2 + 28x + 49 All of the above

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  1. cwrw238
    • 3 years ago
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    hint: 49 = -7 *-7

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