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The first thing you want to do is really make sure you understand the question: this is something that is worth spending time on. Questions are often provocative for a reason: think about what tensions co...

The idea that knowling something is the same as having a true justified belief has been around since Plato. However, in 1963 Edmund Gettier demonstrated that not all true jusfied beliefs count as knowledg...

3cos(2A)-5cos(A)+2=0. The first thing we do is use a trignometric identity, namely cos(2A) = 2(cos^2(A))-1. This gives us a new form of the original equation.

3(2(cos^2(A))-1)-5cos(A)+2=0: we expan...

A priori knowledge is knowledge that can be acquired without having to 'look at the world'. A priori knowledge is independent of the empirical world in two ways: i) it's truth does not depend on anything ...

A deontological ethical theory is a theory which focuses on rules. Actions are right or wrong depending on whether or not they conform to the rule in question. For deontologists lying is wrong in virtue o...