document.write( "Question 206708: Quadratic Growth:
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document.write( "Suppose instead that the town experiences quadratic growth of the form P=8t^2+Po where t is the time in years from 2010.
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document.write( "a) Insert the valu8e of Po that your group has decided upon inot the equation. Use t^2 to type t-squared.
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document.write( " I decided to use 40 to substitute for Po. I think that my equation should look like this P=8t^2+40 I hope that this part i got it right. my other question is part of this equation.
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document.write( "c) Use your equation from part a to approximate how many years it will take for the population to reach 7,000. Round to the nearest whole year when neccessary. The only thing i know is that my equation should look like this 7000=8t^2+40 and thats all i know. I need help on how to go about this equation and still answer the question. Can someone please help me. I need someone to answer me A.S.A.P. I just want to say something the Po looks like a P with a 0 under and very little i hope i made myself clear and understandable. \n" );
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Algebra.Com's Answer #156252 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Quadratic Growth: \n" ); document.write( "Suppose instead that the town experiences quadratic growth of the form P=8t^2+Po where t is the time in years from 2010. \n" ); document.write( "--- \n" ); document.write( "a) Insert the value of Po that your group has decided upon into the equation. Use t^2 to type t-squared.\r \n" ); document.write( "\n" ); document.write( "I decided to use 40 to substitute for Po. I think that my equation should look like this P=8t^2+40 I hope that this part i got it right. my other question is part of this equation. \n" ); document.write( "----------------------- \n" ); document.write( "c) Use your equation from part a to approximate how many years it will take for the population to reach 7,000. Round to the nearest whole year when neccessary. The only thing i know is that my equation should look like this 7000=8t^2+40 and thats all i know. I need help on how to go about this equation and still answer the question. \n" ); document.write( "-- \n" ); document.write( "Your work is correct up to this point. \n" ); document.write( "Now 8t^2+40 = 7000 \n" ); document.write( "8t^2 = 6960 \n" ); document.write( "t^2 = 870 \n" ); document.write( "t = 29.50 \n" ); document.write( "------------------- \n" ); document.write( "Year the population will be 7000? \n" ); document.write( "2010+29.5 is 2039.5 \n" ); document.write( "Rounded up the year will be 2040 \n" ); document.write( "======================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |