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As V=(h⁶+16)^1/2 -4, the chain rule can be used to calculate dV/dh.

dV/dh=3h⁵(h⁶+16)^-1/2

h=2 can be su...

Students would be expected to focus on the exchange rate effect - this is quite a useful effect since it allows students to explore the conflicting effects on exporters and importers. It is a nice way to ...

Jealousy has been a powerful theme in literature since the Greek classics and has had a strong influence on authors throughout different literary periods. Shakespeare demonstrates this theme predominantly...

The imperfect subjunctive can be a very complex mode that even native speakers struggle to use from time to time, so it is not worth get too worked up if you find it difficult. However, we can break the i...

A common way to answer this question is to think about where the money comes from and where does it go. For example, if the company buys equipment by cheque, then it shows the money comes out from the ban...