document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=43552>Question 43552</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0321279085/algebrahomeworkh>College Algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> 3)Suppose you throw a baseball straight up at a velocity of 64 feet per second. A function can be created by expressing distance above the ground, s, as a function of time, t. This function is s = -16tē + v0t + s0 <BR>\n" );
document.write( "• 16 represents 1/2g, the gravitational pull due to gravity (measured in feet per second2). <BR>\n" );
document.write( "• v0 is the initial velocity (how hard do you throw the object, measured in feet per second).<BR>\n" );
document.write( "• s0 is the initial distance above ground (in feet). If you are standing on the ground, then s0 = 0.<BR>\n" );
document.write( "a)What is the function that describes this problem?<BR>\n" );
document.write( "Answer: \r<BR>\n" );
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document.write( "b)The ball will be how high above the ground after 1 second?<BR>\n" );
document.write( "Answer:	<BR>\n" );
document.write( "Show work in this space.	\r<BR>\n" );
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document.write( "c)How long will it take to hit the ground?<BR>\n" );
document.write( "Answer:	<BR>\n" );
document.write( "Show work in this space. \r<BR>\n" );
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document.write( "d)What is the maximum height of the ball?  What time will the maximum height be attained?<BR>\n" );
document.write( "Answer:\r<BR>\n" );
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document.write( "Show work in this space.	\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #28558 by </B><A HREF=/tutors/aboutme.mpl?userid=Nate><B>Nate(3500)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Nate><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=28558\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a)What is the function that describes this problem?<BR>\n" );
document.write( "A quadratic function describes this problem. The shape would be like a parabola.<BR>\n" );
document.write( "b)The ball will be how high above the ground after 1 second?<BR>\n" );
document.write( "We will decide you are standing on the ground.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=s+=+-16t%5E2+%2B+64t ALIGN=MIDDLE  ALT=\"s+=+-16t%5E2+%2B+64t\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=s+=+-16%281%29%5E2+%2B+64%281%29 ALIGN=MIDDLE  ALT=\"s+=+-16%281%29%5E2+%2B+64%281%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=s+=+-16+%2B+64 ALIGN=MIDDLE  ALT=\"s+=+-16+%2B+64\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=s+=+48 ALIGN=MIDDLE  ALT=\"s+=+48\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "c)How long will it take to hit the ground?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=s+=+-16t%5E2+%2B+64t ALIGN=MIDDLE  ALT=\"s+=+-16t%5E2+%2B+64t\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0+=+-16t%5E2+%2B+64t ALIGN=MIDDLE  ALT=\"0+=+-16t%5E2+%2B+64t\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0+=+-t%5E2+%2B+4t ALIGN=MIDDLE  ALT=\"0+=+-t%5E2+%2B+4t\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0+=+-t%28t+-+4%29 ALIGN=MIDDLE  ALT=\"0+=+-t%28t+-+4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t+=+4 ALIGN=MIDDLE  ALT=\"t+=+4\"   DISABLED_style= \"max-width:90%; height:auto;\" > After four seconds, the ball will hit the ground.<BR>\n" );
document.write( "d)What is the maximum height of the ball? What time will the maximum height be attained?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=s+=+-16t%5E2+%2B+64t ALIGN=MIDDLE  ALT=\"s+=+-16t%5E2+%2B+64t\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Vertex: ((-b/2a),f(x)) ---> (2,64) After two seconds, the ball will reach its maximum height at 64 feet.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+600%2C+2000%2C+-10%2C+10%2C+-2%2C+65%2C+-16x%5E2+%2B+64x+%29+ ALIGN=MIDDLE  ALT=\"+graph%28+600%2C+2000%2C+-10%2C+10%2C+-2%2C+65%2C+-16x%5E2+%2B+64x+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "If you are interested, I have a lesson on this named: \"Physics\". </SPAN>\n" );
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