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Mathematics, 22.06.2019 13:20 joannegrace4898

Mathieu is finding the x-intercepts of the function f(x) = x2 + 4x + 3. his work is shown below . which error did mathieu make?

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Mathieu is finding the x-intercepts of the function f(x) = x2 + 4x + 3. his work is shown below . wh...
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