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Mathematics 23 Online
OpenStudy (anonymous):

Which polynomial is a perfect square trinomial? 36x2 − 18x − 9 4a2 − 28a − 49 25b2 − 40b + 16 4x2 − 6x + 9

OpenStudy (anonymous):

2nd one: (2a-7)^2

OpenStudy (anonymous):

Factor completely: 2x^3 + 6x^2 + 2x + 6

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