document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=189519>Question 189519</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 110. Area of a sail. The area in square meters for a triangular sail is given by A(x) = x^2 + 5x + 6.<BR>\n" );
document.write( "a) Find A(5).<BR>\n" );
document.write( "b) If the height of the sail is x + 3 meters, then what is the length of the base of the sail?\r<BR>\n" );
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document.write( "106. 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<BR>\n" );
document.write( "N(t)=3t^3 + 23t^2 + 8t.\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #142202 by </B><A HREF=/tutors/aboutme.mpl?userid=feliz1965><B>feliz1965(151)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=feliz1965><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=142202\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Area of a sail. The area in square meters for a triangular sail is given by <BR>\n" );
document.write( "A(x) = x^2 + 5x + 6.<BR>\n" );
document.write( "a) Find A(5).\r<BR>\n" );
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document.write( "I will do one question.  Next time, place one question per post. This allows many tutors to reply.  Everyone has a different method.  The more people that reply, the higher your chances of finding or learning a method that is best for you.\r<BR>\n" );
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document.write( "To solve part a, simply replace x with 5 and simplify the function.\r<BR>\n" );
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document.write( "A(5) = (5)^2 + 5(5) + 6\r<BR>\n" );
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document.write( "A(5) = 25 + 25 + 6\r<BR>\n" );
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document.write( "A(5) = 50 + 6\r<BR>\n" );
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document.write( "A(5) = 56\r<BR>\n" );
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