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Mathematics, 21.04.2020 11:25 19nnash

Which products result in a difference of squares or a perfect square trinomial? Check all that apply.
(5x+3)(5x - 3)
(7x + 4)(7x + 4)
(2x + 1)(x + 2)
(4x – 6)(x + 8)
(x - 9)(x – 9)
(-3x – 6)-3x+6)

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