Solving a quadratic equation | How many high school students can solve this?

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Phil Cool Math

Phil Cool Math

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@AlexanderSemashkevich
@AlexanderSemashkevich 18 күн бұрын
According Viète's theorem, x1+x2=-3 and x1×x2=-18, so roots are x1=-6 and x2=3.
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