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This is a question taken from a core 4 paper and is a typical example of a differential equation question.
The first thing to notice about this equation is that it is "separable"...
Rearrange 1/u + 1/v = 1/f
to make u the subject of the formula. Give your answer in its simplest form.
There are a number of ways to approach this problem.
Answers should discuss role of different forms of taxation e.g., income tax, corporation tax, VAT.
Better answers will evaluate the potential limitations, and cases in which a reducation ...
The length of the spaceship of 120m was measured at rest relative to the spaceship so we will take that as the proper length, dennoted LproperWe first calculate the Lorentz factor:Ɣ...
Find dy/dx where y = (x2+7)1/2=> 1/2(x2+7)-1/2 * d/dx(x2+7) By the chain rule=> 1/2(x2+7)-1/2 * 2x=>...
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