document.write( "Question 304908: Can you please help me with this problem?\r
\n" ); document.write( "\n" ); document.write( "Worker efficiency. In a study of worker efficiency at Wong
\n" ); document.write( "Laboratories it was found that the number of components
\n" ); document.write( "assembled per hour by the average worker t hours after
\n" ); document.write( "starting work could be modeled by the formula
\n" ); document.write( "N(t) = -3t^3 + 23t^2 + 8t\r
\n" ); document.write( "\n" ); document.write( "a) Rewrite the formula by factoring the right-hand side
\n" ); document.write( "completely.
\n" ); document.write( "b) Use the factored version of the formula to find N(3).
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Algebra.Com's Answer #218380 by themathtutor2009(81)\"\" \"About 
You can put this solution on YOUR website!
a)\r
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\n" ); document.write( "\n" ); document.write( "\"N%28t%29+=+-3t%5E3+%2B+23t%5E2+%2B+8t+\"\r
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\n" ); document.write( "\n" ); document.write( "\"N%28t%29+=+-t%283t%5E2+-+23t+-+8%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"N%28t%29+=+-t%283t%5E2+%2B+t-24t+-+8%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"N%28t%29+=+-t%28t%283t+%2B+1%29-8%283t+%2B+1%29%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"N%28t%29+=+-t%28t-8%29%283t%2B1%29+\"\r
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\n" ); document.write( "\n" ); document.write( "b)\r
\n" ); document.write( "\n" ); document.write( "\"N%28t%29+=+-t%28t-8%29%283t%2B1%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"N%283%29+=+-3%283-8%29%283%283%29%2B1%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"N%283%29+=+-3%283-8%29%289%2B1%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"N%283%29+=+-3%28-5%29%2810%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"N%283%29+=+150+\"
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