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Explain why it is important to take a full course of prescribed antibiotics.

An individual may feel better before completing a full course of antibiotics, however, this does not mean that all of the bacteria in the body have been destroyed. If low levels of bacteria remain in the bod...
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Answered by Laura M. • Biology tutor
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Mark wants to borrow money to buy a car. His bank offers him a loan of £5,000 to be payed back over 3 years at 4% compound interest. a) Work out the interest acquired in the 2nd year. b) In total how much will Mark end up paying back the bank?

In questions concerning compound interest , interest is added to principle sum at the end of each year. Therefore, the interest increases each year as you are paying interest on interest . a) To work out the...
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Answered by Laura M. • Maths tutor
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How to get A and A* in Maths?

It may sound cliched - however to get the highest marks in Maths at A levels means going beyond your exam board! Do not just rely on the past paper questions from your exam board but try a few papers from th...
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Answered by Arth D. • Maths tutor
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The graph with equation y= x^3 - 6x^2 + 11x - 6 intersects the x axis at 1, find the other 2 points at which the graph intersects the x axis

the equation: x 3 - 6x 2 + 11x -6 Becasuse it intersects at the x axis, y=0 so we set the equation equal to 0. x 3 - 6x 2 + 11x -6 =0 we know it intersects the x axis at 1 and so (x-1) is a factor of that eq...
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Answered by Jestin J. • Maths tutor
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How do I do implicit differentiation?

The main thing to remember with implicit differentiation is to differentiate each thing as you see it. Don't worry about rearranging the equation until you have differentiated everything first. Say you have ...
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Answered by Thomas H. • Maths tutor
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