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A straight line equation is defined as y=mx+c where m is the gradient and c is the intercept. Since the gradient is already said to be 3 we can substitute this in to mean the equation for AB is y=3x+c. Si...
One reason for gender differences in educational achievement is the impact of feminism. Feminism has encouraged girls ambition and widened their perceived life choices thus encouraging female achievement ...
5cos3x = 5cosxFirstly -5cosx from both sides and divide through by 5We have:cos3x-cosx = 0We can factorise this:cosx(cos2x - 1) = 0 For this to be true either:cosx = 0 or ...
Ionisation energy generally increases across a period in the periodic table. This is because across a period, one more proton is added to the nucleus. This increases the quantity of positive charge so the...
Firstly we need to learn how to remember them - I have a song which works for me. Secondly, after writing them out we will look at how they use the verb etre (not avoir) and then the past participle.
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