A function is a way of describing what happens to an input variable, in order to get the output result. \(\text{Input} \rightarrow \text{FUNCTION} \rightarrow \text{Output}\) If we think of a simple ...
A Level students across the country have been opening their exam results today, but could they have got a higher grade? Here are the essential links to AQA, OCR, Edexcel, CCEA and WJEC grade ...
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