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To differentiate this equation, treat it like you would any other equation you are differentiating without exponentials i.e. take each term on it's own and differentiate that individually, then put the an...

Huntington presented the clash of civilisation theory in 1996 as a response to the end of the Cold War era. He argued that instead of an ideological clash, that had existed in the bipolar world order, all...

Firstly, we write down all the information we are given from the question into mathematical form.

This equation is 4a-b=38                                        The valu...

A giant metallic lattice – the crystal lattice of metals consists of regularly arranged  ions (NOT atoms) surrounded by a ' delocalised sea of electrons' that form the giant lattice. 

The...

The accusative word in a sentence is the direct object. It also appears after the use of these prepositions. 

für - For
um - Around/for/at (time)
durch - Through
gegen -...