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// Allow me to make the question more explicit: we have a set of lines of equal gradients ‘m’. We need to find a line through which the midpoints of the intersections of these lines with the ellipse; a...

there are a few main ways to solve simultaneous equations: find an equal like term. In this case y and add or subtract the two equations together to isolate one of x or y. 

Another way of...

The subjunctive in French is used when talking about theoretical situations, and also with certain phrases using 'que' - this can be tricky, because the 'que' phrases must be learnt. The subjunctive is...

Listening exams are one of the most difficult components of the French GCSE, but also one of the most important as they test both your understanding and vocabulary. Many students often find it difficult t...

This question can be difficult to see where to start, but can be quite easily solved once you realise what you have to do Firstly, let ax²+ bx + c =0. If this is also true, a=1, b= -3, and c...