document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=169867>Question 169867</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Worker efficiency. In a study of worker efficiency at Wong Laboratories it was found  that the number of components assembled per hour by the average worker t hours after starting  work could be modeled by the formula N(t) = -3t^3 + 23t^2 + 8t.\r<BR>\n" );
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document.write( "a) Rewrite the formula by factoring the right-hand side completely.\r<BR>\n" );
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document.write( "b) Use the factored version of the formula to find N(3).\r<BR>\n" );
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document.write( "Please help me figure out this problem I am so confused thank you. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #125279 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=125279\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> N(t) = -3t^3 + 23t^2 + 8t. <BR>\n" );
document.write( "a) Rewrite the formula by factoring the right-hand side completely.<BR>\n" );
document.write( "N(t) = t(-3t^2 + 23t + 8)<BR>\n" );
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document.write( "b) Use the factored version of the formula to find N(3). <BR>\n" );
document.write( "N(3) = 3(-3^3^2 + 23*3 + 8)<BR>\n" );
document.write( "N(3) = 3(-27 + 69 + 8)<BR>\n" );
document.write( "N(3) = 3(50) = 150<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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