3 articles trouvés pour ce sujet.
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Sales as a function of advertising |
2010-12-08 |
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Adori pose la question :
The sales S(in thousands if units) of a product after x hundred dollars is spent on advertising is given by S=10(1-e^kx). Find S as a function of x if 2500 units are sold when $500 is spent on advertising.
Penny Nom lui répond. |
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Math in everyday life |
2009-08-03 |
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Naveen pose la question :
Dear sir,
We are advised to do a project on "Mathematical modeling to solve various problems
of our everyday life/environmental related problems...... Can u plz help us by mailng some
ideas, suggestion,reference to make my project successful.... Thanking you......
Waiting for your favourable reply......
Penny Nom lui répond. |
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Modelling monthly temperature with a cosine |
2004-12-25 |
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Regis pose la question :
The average monthly temperature for a location in Ontario as a function of month number can be modelled using the equation y = a cos[k(t + b)] + d.
Harley Weston lui répond. |
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