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It can first be observed that this differential equation is linear, so we can solve it by multiplying the whole equation by the integrating factor. As there is no coefficient in front of the dy/dx term, w...

Key here is the order of operation.g(4) =2x4 - 5=8-5=3fg(4) = f(3)=15/3=5gf(-30)f(-30)=15/-30=-1/2gf(-30)=g(-1/2)=2x-1/2 -5=-1-5=-6gf(x)f(x)=15/xg(15/x)=2*15/x -5=30/x -5

The passé simple, or passé historique, is a more formal or literary past tense in French. It conveys past, completed actions - not unlike the passé composé. You will often find it in literary texts, part...

Some exam boards include a translation of a short text, usually journalistic, from German into English as part of their reading exam. This exists to test your reading comprehension, as well as your abilit...

Injection moulding is a forming process in which plastic products can be created. There are 4 key stages involved in the process:The first stage is feeding plastic granules into a hopper which will keep t...