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This seems to be quite a common question for students and is often overcomplicated.To answer this (using diagrams to support) I would explain that there are two common ways to ask questions in French. - -...

Diffusion is a passive process that involves the movement of ions from an area of high concentration to an area of low concentration through a semi permeable membrane until an equilibrium has been reached...

For this question, you are required - according to the mark scheme - to give two separate factors that explain why Stalin became leader, demonstrating specific subject knowledge for each factor. The two f...

There are a few ways of solving these simultaneous equations, but most of them involve substitution. Perhaps the most intuitive substitution to make is the second equation (y=3x+5) into the first one (xy=...

The above sample question was taken from the 2018 GCSE Maths Higher paper.First we simplify the numerator, 3x^2 - 8x - 3, which is a quadratic written in the form ax^2 + bx + c so we can simplify it by fa...