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Via the product rule, or otherwise, differentiate 'y = xsin(x)'.

SInce, for y = uv, dy/dx = uv' + vu', where u' = du/dx, therefore:dy/dx = (1sin(x)) + (xcos(x)) = sin(x) + xcos(x)

HM
Answered by Howard M. Maths tutor
3169 Views

Explain why there may be a conflict between unemployment and inflation

If the unemployment in the economy is demand deficient unemployment (Keynesian unemployment), the government needs to stimulate growth in the economy and increase aggregate demand as there is a lack of de...

JH
2928 Views

How is starch digested?

Starch is a polysaccharide- a chain of maltose sugars bonded with glycosidic bonds. Digestion begins in the mouth by the mechanical breakdown of starch as the teeth increase the surface area for enzyme ac...

Answered by Biology tutor
21784 Views

Mill’s Harm Principle rules out the exercise of political power for the purpose of protecting people from harming themselves. Is Mill right in thinking that such exercises of power are wrong? In your answer, discuss Mill’s argument for this claim.

J. S. Mill’s commonly called ‘Harm Principle’ has demonstrated to be permanently and influentially fueling debates on the topic of the limits of legitimate political power and its intervention in the peop...

EE
Answered by Emma E. Philosophy tutor
2272 Views

20cm3 of 0.5moldm-3 of HCL is diluted by adding 15cm3 of water. This diluted solution is titrated against a 0.3moldm-3 solution of NaOH. What is the volume of the NaOH in cm3 required to reach the endpoint of the titration?

We need to calculate how many moles of HCl are being titrated. This is the volume in dm3 times the concentration (trick: you can do dimensional analysis if unsure of the formula): number of moles of HCl =...

Answered by Chemistry tutor
3310 Views

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