Circulation of Newspapers In Exercises 11 and 12, use the graph, which shows the

Question

Circulation of Newspapers In Exercises 11 and 12, use the graph, which shows the circulation (in millions) of daily newspapers in the United States. (Source: Editor & Publisher Company) 50 40 · 30 20 e Moning 10 1992 1994 1996 1998 2000 2002 Year 11, Is the circulation of morning newspapers a function of the year? Is the circulation of evening newspapers a function of the year? Explain. 12. Let f(x) represent the circulation of evening newspapers in year x. Find f(1998). 1 In Exercises 13-24, determine whether the equation repre- sents y as a function of x

Explanation / Answer

11)
Yes, circulation of morning newspaper is a function because it is or every unique year there is unique value of newspaper.
Yes, circulation of evening newspapaer is a function because it is or every unique year there is unique value of newspaper.
12)
F(x) represent the circulation of evening newspaper in x.
f(1998) is number of evening newspaper circulated in 1998.
In 1998, circulation of evening newspaper is 10 millions.

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