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How is the theme of collective responsibility conveyed in 'An Inspector Calls'?

The theme of collective responsibility is key to understanding the whole text of An Inspector Calls. In order to tackle this question you must address the symbolism and roles played by Eva Smith, the Inspect...
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Answered by Gabriella D. • English tutor
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Explain why the concentration of glucagon in the blood rises before eating a meal.

Insulin and Glucagon are the two major hormones in the control of blood glucose, and although they have similar effects, they act in different conditions. When you eat a meal, Insulin is responsible for movi...
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What is the power dissipated by a 12 Ohm resistor when 2A of current run through it?

We know P=IV and that V=IR. Therefore as we are only given I and R in the question we can make the substitution for V so that P=I 2 R. By plugging in the numbers we get: P=2 2 x 12= 48W (W=Watts, unit of Power)
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Answered by Ollie T. • Physics tutor
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expand y=(x+1)(x+2) and find what are the coordinates for x intercepts?

use the smile technique
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Answered by Sen H. • Maths tutor
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Simplify 4^2 x 2^4

4 2 = 2 2x2 =2 4 2 4 x2 4 = 2 8 Explanation: In order to simplify powers you need to get the same base number. In order to get this problem into the simplest form you will need to use 2 as the base number. 4...
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Answered by Jack N. • Maths tutor
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