document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=22126>Question 22126</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A ball that is hit or thrown horizontally with a velocity of v feet per second willtravel a distance of d feet before hitting the ground, where d=v*(h/4.9) and h is the height in feet from which the ball is hit or thrown.  Use the properties of radicals to rewrite the formula.\r<BR>\n" );
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document.write( "How far will a ball that is hit horizontally with a velocity of 45 feet per second at a height of 0.8 feet above the ground travel before hitting the ground.\r<BR>\n" );
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document.write( "An automotive engineer is trying to design a safer car.  The maximum force a road can exert on the tires of the car being redesigned is 2000 pounds.  What is the maximum velocityv in feet per second at which this car can safely round a turn of radius 320 feet?  Use the formula v+(F*r/100), where F is the force the road exerts on the car r is the radius of the turn.<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 #12015 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=12015\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> d=v*(h/4.9)<BR>\n" );
document.write( "d=45(0.8/4.9)=7.35 ft.\r<BR>\n" );
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document.write( "v=F(r/100)<BR>\n" );
document.write( "v=2000(320/100)<BR>\n" );
document.write( "v=6400 ft. per second<BR>\n" );
document.write( "Does't sound right to me<BR>\n" );
document.write( "Check your formula again.\r<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.  </SPAN>\n" );
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