document.write( "Question 962271: Please help me with this data analysis:
\n" ); document.write( "1.The median income in dollars of U.S households from 2000 to 2007 can be approximated by the model:I=187.65t^2-119.1t+42,013,0<=t<=7 where t represents the year,with t=0 corresponding to 2000
\n" ); document.write( "Graph this model,then use the graph to determine in which year the median reaches or surpassed $45,000. \n" ); document.write( "

Algebra.Com's Answer #587863 by stanbon(75887) $\"\"$ $\"About$

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1.The median income in dollars of U.S households from 2000 to 2007 can be approximated by the model:I=187.65t^2-119.1t+42,013,0<=t<=7 where t represents the year,with t=0 corresponding to 2000
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\n" ); document.write( " $\"graph%28400%2C400%2C-10%2C10%2C-51000%2C50000%2C187.65x%5E2-119.1x%2B42013%2C+45000%29\"$
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\n" ); document.write( " Graph this model,then use the graph to determine in which year the median reaches or surpassed $45,000.
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\n" ); document.write( "Ans: 4.32 years;; rounding you get \"the 4th year\"
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.\r
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