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To start, we need to state that the area of a rectangle is the length multiplied by the width. Therefore, the area will be 4x multiplied by (y+5). Now to do this we need to expand the bracket. To expand t...

This is a question that many scholars have asked themselves over the centuries, and it is one that still puzzles them, just as it did Joan’s contemporaries. Undoubtedly, Joan knew that it was not customar...

English law is often contrasted with civil law jurisdictions which have an overriding doctrine of good faith, because English law “characteristically, committed itself to no such overriding principle [of ...

We want to maximize U(x,y) subject to  the constraint M = px + qy, where M is monetary income and p,q are the prices of x and y respectively. Since this is a constrained optimization problem we can use th...

If there are 12 counters in a bag,each with colour either red, yellow or blue, we can say that the number of red counters, blue counters and yellow counters must add up to 12.R + B + Y = 12 ( R = No. of R...