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Determine if x2 + 18x + 81 is a perfect square trinomial and factor. a. (x+9)^2 b. (x-9)^2 c. (x+81)^2 d. not a perfect square trinomial.
Answers: 2
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Determine if x2 + 18x + 81 is a perfect square trinomial and factor. a. (x+9)^2 b. (x-9)^2 c. (x+81...
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