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Differentiate sin(2x)/x^2 w.r.t. x

Quotient Rule:d(u/v)/dx = (vu' - uv')/(v²)u = sin(2x) => u' = 2cos(2x)v = x² => v' = 2x=> (2x²cos(2x) - 2xsin(2x))/(x⁴)Product Rule:d(uv)/dx = vu' + uv...

Answered by Vinh L. • Maths tutor

8811 Views

Evaluate the likely economic effects of an increase in government expenditure on infrastructure

Since government spending is a component of Aggregate Demand (AD), this expansionary fiscal policy will cause AD to rise. This will be exaggerated by the multiplier effect, whereby an injection into the c...

Answered by Tanay V. • Economics tutor

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Compare and contrast animal and plant cells, giving 3 similarities and 3 differences. Answer can be given as an annotated diagram.

Similarities:Have a cell membraneHave a nucleusHave mitochondriaDifferences:Plant cell has a cell wallPlant cell has one big vacuolePlant cells have chloroplasts - those in the leaves

Answered by Kipras U. • Biology tutor

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What context and analysis can I use to support my reading of the poem the Lammas Hierling?

The name of the poem is an archaic harvest festival in which land owners would hire people in orderto harvest their crops. Despite this Duhig isolates a single individual who remains anonymousthroughout t...

Answered by Thomas G. • English tutor

3748 Views

When do I use 'de' to express possession?

Usually you would use the particle 'de' 的 to express possession, as in 'my clothes', 我的衣服- wo 'de' yi fu- or 'the clothes I wear', 我穿的衣服. However, when talking about close personal relationships or instit...

Answered by Aine K. • Mandarin tutor

1510 Views