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4cos 2 x + 7 sinx - 7 =0 we know that sin 2 + cos 2 = 1 so 4(1-sin 2 x) + 7sinx -7 = 0 if we times out the brackets -4sin 2 x + 7 sinx -3 =0 4sin 2 x -7sinx +3 =0 (4sinx-1)(sinx +2)=0 so therefore sinx =1/4 ...

A discursive essay, like most essays, should begin with an introduction and end with a conclusion. You can either talk about a topic neutrally, showing both the pros and cons, or you can argue for or against...

Labour mobility (Frictional) Geographical immobility of labour Certain areas are too expensive to live in thus pricing out workers from jobs in an area, especially if transport links are poor Renders people ...

Utilitarianism provides a teleological approach, meaning that the outcome of a given situation determines whether the action is right or wrong. Bentham’s hedonic calculus is used to weigh up elements of a si...

Industry, agriculture and the country's demographic were the key components of the Irish economy, meaning these are the three areas that must be examined in order to answer this question. Industry and agricu...