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Poverty is one of the central themes in Ena Lamont Stewart's play Men Should Weep as seen through the setting of the play and in the characters' dialogue. Set in Glasgow during the 1930s depressi...

A local extreme point would mean that f'(1)=0. Since integration is the inverse application of derivation, to obtain f'(x) function we integrate the f''(x) function. Bearing in mind the integration rule o...

In both cases a death has occurred. We all know that for someone to be guilty of murder they must have satisfied the actus reus and the mens rea, they must have unlawfully caused the death and they must h...

A simple way of thinking about why enzymes catalyse only specific reactions is to think of the enzyme and the substrate (the compound the enzyme is acting upon) as a lock and key system. Enzymes have a pa...

First, we simply label the two equations as 'Equation 1' and 'Equation 2' respectively. So we have: Equation 1: 2x + y = 18and Equation 2: x - y = 6. In simultaneous equations, there are two variables: x ...