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Mathematics, 21.10.2020 22:01, brayann5761
The roots of a quadratic equation are 7 and -3. Which quadratic equation has these roots?
(x + 7) (x β 3) = 0
(x - 7) (x + 3) = 0
(x β 7) (x β 3) = 0
(x + 7) (x + 3) = 0
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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The roots of a quadratic equation are 7 and -3. Which quadratic equation has these roots?
(x + 7) (...
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