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OpenStudy (anonymous):
multiply (3x – 5)2
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hero (hero):
(3x - 5)^2 = (3x - 5)(3x - 5) = 3x(3x - 5) - 5(3x - 5) = 9x^2 - 15x - 15x + 25 = 9x^2 - 30x + 25
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