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Mathematics, 25.07.2020 01:01 gloverj9639

Krzysztof solved the quadratic equation $11x^2-44x-99=0$ by completing the square. In the process, he came up with the equivalent equation (x+r)^2 = s, where $r$ and $s$ are constants. What is $r+s$?

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Krzysztof solved the quadratic equation $11x^2-44x-99=0$ by completing the square. In the process, h...
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