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Elasticity = % Change in Quantity / % Change in Price.

Elasticity refers to how responsive supply and demand is to changes in prices. If supply and demand is more ...

The first error is that for weather we use 'faire'. So the first part of the sentence should have been:

S'il avait fait beau

The second error is that sortir is a verb...

(a) For part a, simply add the real terms together and the imaginary terms together. z₁+z₂ = (3+2i)+(4-i) = 7+i b).     

(b) For part b, multiply the brackets out, remembering...

First of all you should look at the context to the given text which may give different speakers different types power, and keep this in mind throughout. For example, there is bound to be difference in the...

First you have to identify the equation for y is a product. Then you can apply the product rule using (4x+1)^3 as one term and sin2x as the other. First you differentiate (4x+1)^3 using the chain rule. Yo...