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Contrary to popular belief, the passive is a 'voice' not a tense, but it can be used in different tenses - the present, past or future for example.
Confusing huh? So when should you use t...
To find the roots, we solve the equation 3x2 + 13x + 4 = 0.
We could try factorising the equation, which gives...
There are three ways of turning a statement into a question in French. They are all equally good, but are perhaps used in slightly different situations, as I will explain.
The first (and easie...
Reverse Polish Notation (or RPN) is simply a different mathematical way of laying out equations, take for example the expression:7+ 9The layout is <First number> <Operator> <Sec...
Blood glucose homeostasis involves maintaining the levels of blood glucose within a very narrow limit around a set point (90mg 100cm-3). This is done via hormonal regulation. On one hand, insulin which is...
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