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Differentiate y=4x^2+3x+9

Use the rule of "bringing down the power" and then reducing the power by 1. Start with 4x^2. "Bring down" the 2 to make (4)(2)x^2, then reduce the power by 1 to make 8x. Now repeat this w...
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Answered by Tarryn R. • Maths tutor
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What is the trend in atomic radius of the elements across Period 3 and why does this occur?

The atomic radius of the elements decreases from sodium to argon. This is because the number of protons increases (sodium has 11, argon has 18) so the nuclear charge increases. Therefore, the attraction betw...
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Answered by Chloe G. • Chemistry tutor
55980 Views

How can I get the best out of my Personal Statement?

I found that a good way to start writing Personal Statement was to google ‘Tomorrows Doctors’ or ‘Good Clinical Practice’. Those documents state explicitly the personal qualities that a doctor should have. B...
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Translation occurs in living cells. Explain how translation is carried out, from the initiation stage onwards.

The mRNA was transcribed, (or copied) form a piece of DNA and it holds the information that is needed for protein synthesis. mRNA is read and the amino acids are eventually put together in a chain (polypepti...
KV
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Give methods used in the factory farming of animals. Explain the advantages and disadvantages of these methods

Firstly, animals are kept in cramped conditions. While this allows for the cheaper production of larger amounts of meat this is unethical and causes unnecessary stress to the cooped up animals. The temperatu...
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Answered by Davina B. • Biology tutor
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