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When analysing poetry, how do we approach a text without feeling overwhelmed?

There's no one right answer to this, but if you're stuck on a poem, a simple method of analysis and unpicking might be of help. Firstly, take a moment to read the whole poem before you begin analysing. It wi...
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What is the cAMP cascade and where does it occur?

The cAMP cascade describes an intracellular process that occurs upon activation of glucagon and adrenaline receptors. Glucagon receptors are present mainly in the liver , where they activate enzymes that con...
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Answered by Fareema F. • Biology tutor
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f(x) = 2 / (x^2 + 2). Find g, the inverse of f.

Rewrite as y = 2 / (x^2 + 2). Swap all x and y symbols to create x = 2 / (y^2 + 2). Rearrange for y to reach y=g(x)=sqrt( (2-2x) / x ).
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Answered by Alfie R. • Maths tutor
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Given that y = 5x^3 + 7x + 3, find dy/dx

This is an example of differentiation. With differentiation the key rule that allows us to differentiate most algebraic functions is "times the coefficient by the power then decrease the power by one&qu...
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Answered by Tej T. • Maths tutor
6035 Views

Explain how El Niño cycles can lead to drought. (5 marks)

El Niño cycles occur periodically, on average every 3- 7 years in the Pacific Ocean. Normally -descending air over the Eastern Pacific gives dry conditions that create the Atacama desert, whilst Western Paci...
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Answered by Emily D. • Geography tutor
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