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First of all you need to spot a way we can add or subtract these two equations together so that we can get rid of one of the terms. This is easily spotted by writing the equations like so:2x - y ...

The most important thing when it comes to working on your sketchbook is finding your passions, and displaying them in a detailed, intricate way. Try not to think about what you think the university will <...

To factorise an expression of the formax²+bx+c We use the formulaX=(-b+/- (b^2-4ac)^(1/2))/2aExample:Factorise 3X²+2X+-1So here a=3 b=2 c=-1From the formula we get X=1/3 and X=-1And ...

During exercise the mechanics of breathing for inspiration is different from that during rest. The diaphragm and external intercostal muscles along with additional muscles like the pectoralis minor contra...

Long Shore Drift is responsible for the creation of the majority of coastal sedimentary landforms. Eroded material, ranging in size from fine sand to larger pebbles and cobbles, are transported in three w...