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Mathematics, 11.06.2021 19:50 19greenlymoos

If using the method of completing the square to solve the quadratic equation x^2+ 15x – 11 = 0, which number would have to be added to "complete the
square"?

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If using the method of completing the square to solve the quadratic equation x^2+ 15x – 11 = 0, whi...

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