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Please explain what price elasticity of demand is, in the context of simple supply and demand of a good in a competitive market.

Price elasticity of demand is a fundamental concept in microeconomic theory. By taking the first and second derivatives of a demand function with respect to price (finding the partial derivative by differ...

OF
Answered by Olivia F. • Economics tutor
1774 Views

How can I work out the equation of a line defined by 2 known points?

We know that the equation of a line takes up the slope-intercept form: y = mx + n,where m is the slope and n is the y intercept To work out the equation of the line for our 2 points, we u...

DF
Answered by Daria F. • Maths tutor
4751 Views

What are the fundamental differences between a cell membrane and a cell wall?

Both encase different type of cells however their compositions are distinct and because of this they have different functions and distributions across cell types. 
Structure and composition

JM
3986 Views

how to derive escape velocity

escape volocity is the minimum volocity required for one object toescape the gravitationl feild of another.we find this by equating gravitional potental enegy and the kinetic energy of the object to 1/2 *...

AM
Answered by Aidan M. • Maths tutor
3024 Views

Explain what is meant by the term "rate of reaction".

A change in the concentration of reactants or products per unit time

FH
Answered by Filip H. • Chemistry tutor
2131 Views

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