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Tennyson portrays chaos through an amalgamation of techniques. Upon initial observation of the poem, the uniform stanzas separated into numbered sections may lead one to believe that war is ordered, howev...

Unseen poetry comes up in both GCSE and A Level exams, although your approach will of course differ depending on which you are sitting. Some key things you might look out for are:Structure/form: how does ...

Active transport is the movement of a substance against its concentration gradient across a selectively permeable membrane. In order for an organism to carry out active transport energy is required to ove...

首先，旅游业的好处大家都已经很清楚。旅游越来越便宜，所以一般的人都可以出国。他们一面有机会了解新的文化、食物、语言和历史，另一方可以帮当地的人赚钱。世界各国互相联系。但是也有坏处， 比如说环境破坏。这么多人出去旅行，有地方变成旅游热点，有时候没办法应付对该地方文化，环境和社会的后果。

Write out the product rule: if y=f(x)g(x) where f and g are functions, dy/dx = f'(x)g(x) + f(x)g'(x)
Substitute in the expressions from the question:Therefore if f(x)=cos(3x) and g(x) = cosec(5x), f'...