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We can expand following any row or column we want. A wise choice would be to use a row/column in which we have one or more zero entries to reduce the calculations. From this, we pick the first entry on th...

It is good practice in physics to draw a diagram of the situation, so the first thing we want to do is create a picture of the problem, focussing on the object on the slide. Now we need to analyse what is...

Fair trade farmers receive a guaranteed price for their produce (e.g. cocoa, bananas) therefore they have higher and more secure income in comparison to non-fair trade. This is beneficial for producers as...

Natural Moral Law despite it's stregnths has been critiqued for commiting the 'naturalistic fallacy'. This is a logical fallacy explained by Hume in his famous fork analog. It argues a person has turned a...