E-mail from listeners prompts two corrections: One about Latin confusion and the other about the Gateway Arch in St. Louis. MANY listeners wrote in to point out that the Arch is not a parabola, as we ...
The minimum point is the minimum y value that the parabola reaches. The maximum point is the maximum y value that the parabola reaches. The symmetry of the parabola is created because each x value is ...
Look at the National 4 factorising section before continuing. When a question asks you to 'solve' a quadratic equation, this means that you are to find the roots of the quadratic. In other words, ...
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