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Mathematics, 28.07.2019 03:00 srshelton

Perfect square trinomial: (a – b)2 = (a – b)(a – b) = a2 – 2ab + b2 find the product of (k – 9)2 using the perfect square trinomial rule shown on the left. the product (k – 9)2 can also be written as

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Perfect square trinomial: (a – b)2 = (a – b)(a – b) = a2 – 2ab + b2 find the product of (k – 9)2 us...

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