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First write down explicitly what the elements of A and B are.A={15,20,25}, B={15,17,19,21,23,25}. Remember ∪ means OR. So A ∪ B is the set of items which are in either A OR B. This is {15,17,19,21,23,25,15,2...

First make a substitution so we can apply the power rule ∫x n dx = (x n+1 )/(n+1) + C more simply. Can see u=x+2 means (x+2) 1/2 -> u 1/2 and so will help us apply this rule. Change dx/du=1 implies dx = d...

Lear is presented as an unfit tyrannical ruler in the passage. The metaphor of himself as a dragon, "come not between the dragon and his wroth," illustrates a belief in himself as powerful and terr...

So how I would start to solve this problem is by using a method called the claw method (because it looks like a claw).So in order to expand the brackets, we need to multiply each term in the first bracket by...

When given the task of describing and justifying design choices, the very first thing a student should do is establish whether their production will be in the style of naturalism, or if they intend to introd...