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A fall in the value of a country’s currency means that more must be sold in order to buy one unit of another currency. This has implications on the domestic country’s trading, with export prices falling a...

The most regular use of the Dative Case in Russian, is when it is used to express an indirect object. The Dative Case can loosely be translated into English as 'to' or 'for', but as these words have many ...

A devaluation is where a currency looses value compared to other currencies. For example the pound fell nearly 20% after the Brexit vote.Firstly, the devaluation will cause the price of imports to rise an...

The simplest way to describe a complex number is by its real and imaginary part, z=x+yi, this may be wrote as Re(z)=x and Im(z)=y. These complex numbers follow the same r...

(a) Asks to differentiate an equation C: 4x² - y³ - 4xy + 2^y = 0Then use the fact that point P (-2,4), lies on C to find an expression for dy/dx Differential of form 8x - ...