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For your French GCSE you will be expected to be able to recognise and create two compound tenses: the perfect tense and the pluperfect tense. The perfect tense is used to describe a single completed action i...

To see where the graph is greater than zero, we start by finding where it meets zero. By factorising (x^2 - 7x - 18), we find it equals (x-9)(x+2). The expression equals zero at the points x = 9 and x = -2. ...

Since y is equal to both 5-x and to x+1, we know that 5-x is equal to x+1. We can write 5-x=x+1. Take 1 away from each side: 4-x=x. Then add x to each side: 4=2x. Divide both sides by 2: 2=x. Now we have x, ...

Finding 51% of 400 is the same as finding 50% of 400, and 1% of 400, and adding them together. Finding 50% of a number is the same as finding half of the number, since half of 100% is 50%. Half of 400 is 200...

In order to accurately explore the role of women in medieval society, and in relation to knighthood, it is most effective to look at a combination of primary and secondary sources. Starting with the rise of ...