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Mathematics, 28.07.2019 08:00 kobz
The equation y=x^2-12x+45 models the number of books y sold in a bookstore x days after an award-winning author appeared at an autograph-signing reception. what was the first day that at least 100 copies of the book were sold?
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The equation y=x^2-12x+45 models the number of books y sold in a bookstore x days after an award-win...
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