http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?action=history&feed=atom&title=Solution_18.5bSolution 18.5b - Revision history2026-05-27T20:09:09ZRevision history for this page on the wikiMediaWiki 1.11.1http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=Solution_18.5b&diff=1399&oldid=prevIan: New page: From part a) <math>v=2kt-5{{t}^{2}}</math> Thus <math>\begin{align} & 0=2k\times 20-5\times {{20}^{2}} \\ & 0=40k-2000 \\ & k=\frac{2000}{40}=50 \\ \end{align}</math>2010-10-06T18:22:59Z<p>New page: From part a) <math>v=2kt-5{{t}^{2}}</math> Thus <math>\begin{align} & 0=2k\times 20-5\times {{20}^{2}} \\ & 0=40k-2000 \\ & k=\frac{2000}{40}=50 \\ \end{align}</math></p>
<p><b>New page</b></p><div>From part a)<br />
<br />
<math>v=2kt-5{{t}^{2}}</math><br />
<br />
Thus<br />
<br />
<math>\begin{align}<br />
& 0=2k\times 20-5\times {{20}^{2}} \\ <br />
& 0=40k-2000 \\ <br />
& k=\frac{2000}{40}=50 \\ <br />
\end{align}</math></div>Ian