Mathematics, 26.01.2020 08:31 jjaheimhicks3419
The idea of a large, stable middle class (defined as those with annual household incomes in 2010 between $42,000 and $126,000 for a family of three), is central to america's sense of itself. but the u. s. middle class shrank steadily from 61% of all adults in 1971 (t = 0) to 51% in 2011 (t = 4), where t is measured in decades. research has shown that this decline was approximately linear.†(a) find a linear function f(t) giving the percentage of middle-income adults in decade t, where t = 0 corresponds to 1971.
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Arepresentative from plan 1 wants to use the graph below to sell health plans for his company. how might the graph be redrawn to emphasize the difference between the cost per doctor visit for each of the three plans? the scale on the y-axis could be changed to 0–100. the scale on the y-axis could be changed to 25–40. the interval of the y-axis could be changed to count by 5s. the interval of the y-axis could be changed to count by 20s.
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The idea of a large, stable middle class (defined as those with annual household incomes in 2010 bet...
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