Solution-Find the numbers of android and iphone users

Find the numbers of android and iphone users

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Reference no: EM131602837

Question: On October 7, 2010, the Wall Street Journal8 reported that Android cell phone users had increased to 10.9 million by the end of August 2010 from 866,000 a year earlier. During the same period, iPhone users increased to 13.5 million, up from 7.8 million a year earlier. Let A(t) be the number of Android users, in millions, at time t in years since the end of August 2009. Let P(t) be the number of iPhone users in millions.

(a) Estimate A'(0). Give units.

(b) Estimate P'(0). Give units.

(d) What assumptions did you make in part (c)?

Reference no: EM131602837

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Find the numbers of android and iphone users

Reference no: EM131602837

Reference no: EM131602837

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