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What is the difference between "est", "es" and "et"?

We can classify these words in two categories, verbs for "est" and "es" which are the conjugaison of the verbe "être" = "be". "est" is use when the subject c...
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Answered by Lucile O. • French tutor
82452 Views

Explain why the average and marginal revenue curves for a perfectly competitive firm are horizontal while those of a monopoly slope downwards.

The average revenue curve for a perfectly competitive firm is horizontal due to the fact that it faces perfectly elastic demand at the market determined price. This is because there is a significant amount o...
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Answered by James S. • Economics tutor
50604 Views

Find the binomial expansion of (2+x)^3

We know thst the binomial expansion formula is (1+x) n = 1+nx +(n)(n-1)(x 2 )/2! ...etc Thus we want to rearrange the expression we are given into the form (1+x) n so that we can apply the formula to it. Tak...
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Answered by Laura V. • Maths tutor
11285 Views

What are transnational corporations and why do they grow?

Also known as MNCs (Multinational Companies) these are large businesses that operate in a number of countries. They often separate their production between various locations, or have their different division...
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Answered by Dee A. • Geography tutor
18228 Views

Given that y = 3x(^2) + 6x(^1/3) + (2x(^3) - 7)/(3(sqrt(x))) when x > 0 find dy/dx

Firstly, the (2x(^3) - 7)/(3(sqrt(x))) can be split into (2x(^3))/(3(sqrt(x)) and -7/(3(sqrt(x)). These can then be simplified to (2/3)x(^5/2) and -(7/3)x(^-1/2) respectively. This then gives the equation y ...
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Answered by Samuel H. • Maths tutor
17588 Views