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Explain how changges in price work to reallocate resources in a market.

The price mechanism is an indicator of how much consumers/society value a given product. It is the value allocated to each product & signals what to produce. This could be seen on the example of a market...
WR
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Why does the marginal cost curve cross the average cost curve at its lowest point?

Marginal cost curve shows the cost to produce an extra unit of output at all output levels. The average cost curve shows the total cost divided by the output quantity at all output levels. If the marginal co...
KC
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What is hybridisation and how can it be used to explain the shapes of molecules?

Before we start on exploring the implications of hybridisation, we should start with a definition. Hybridisation can be thought of as the mixing atomic orbitals into new hybrid orbitals suitable that can be ...
RM
Answered by Rebecca M. • Chemistry tutor
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A-level - How to differentiate e^x where x is more complicated?

For exampe: e 4x^3 The way to look at this is, the differential of e 4x^3 = the expression itself ( e 4x^3 ) multiplied by the differential of whatever e is to the power of.In this example the differential o...
JC
Answered by Jake C. • Maths tutor
3864 Views

Find an equation for the straight line connecting point A (7,4) and point B(2,0)

In this question we will use the fact we know a straight line can be written in the form (y-y 1 )=m(x-x 1 ). Where m is the gradient and (x 1 ,y 1 ) is a point on the line. We already have a point A so can s...
HM
Answered by Hannah M. • Maths tutor
4820 Views