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THIS IS FOR MATHS STUDIES, NOT MATHS SLThe question is from the 2014 specimen paperFirst, find the common ratio:U1 = 7U3 = 28 (Identify Formula): Un = U1 x r^n-1 U3 ...
First part: An isosceles triangle has 2 sides of the same length and 1 side of a different length. 2 of these sides: 2 x (Y + 5) = 2Y + 10. 1 side: Y – 2. The perimeter is the tota...
There's a lot of information here so we should start out by drawing up a diagram. From this we can see that we have a right-angled triangle, and we know two of the angles and want to work out a third. The...
A good way to start with any of these questions is to guess what type of curve this is, and if that is too difficult then the next best thing is to find some points. In this case it is obvious that it is ...
5.34 x 10-2
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