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The best way to improve your exam technique is to do past papers under timed conditions. Be strict with yourself and treat it like an actual exam. Then mark your own paper using the official mark schem...

The first step is to differentiate the equation of the curve in order to find the gradient of the tangent at the curve. Remember that when differentiating polynomials, we multiply the index of the vari...

English essays are a tricky one to nail, but the best way to get high marks on structure is to closely follow the assessment objectives/paragraphs rule.

Essentially, there are 4 assessmen...

As I am myself a student of a foreign language, I can provide a method that has surely helped me a lot. You will start actually learn the proper Italian when you will sink yourselves in the real langua...

The first step is to find dy/dx.

To do this you must first expand the brackets.

x² + y² + 2xy = xy²

Then differentiate each te...