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This would be a typical B grade GCSE question. Firstly, let's set f(x) to 0 , where now we have 0=2x²-8 . We now need to rearrange to find x. First, move the -8 to the other side of the "=...

Take a line of dactylic hexameter in Latin, e.g.Thybris ea fluvium, quam longa est, nocte tumentem (Virg. Aen. 8.86)Begin by marking any elision in the line (where a word ending in a vow...

The easiest way to correctly use different tenses, and particularly past tenses, when writing in French, or translating into French, is to remember the different values linked to each tense, in the contex...

If you imaging the equation as ax^2 +bx +cYou multiply the numbers of a and c together. This number then becomes the product of two numbers that either add or subtract to make the number for b.So 12 x 6 i...

Factorising a quadratic basing means 'putting it into 2 brackets'. The standard format for a quadratic equation is:ax^2 + bx + c = 0. You'll usually find that this becomes a lot easier when a=1. As well a...