[求助]求助，高手请进

supertmac

1.用层次分析法挑选商位，假设考虑主要因素，发展前景，经济收入，单位信誉，地理位置。 <br/>2.加拿大的草原地带生长着许多兔子，同时还有许多大山猫，大山猫依靠兔子生活，不考虑其他因素干扰，建立模型，描述大山猫和兔子相互作用并分析变化趋势。 <br/>请高手们帮忙解答~<cd></cd>

pp39696654

<p></p><p>1.选商位。为什么要用层次分析啊？我有个心理的朋友。告诉了我点这，他说经过各个店铺的调查的。还有就是他的消费习惯和观察到的，问的别人。</p><p>主要考虑客流量。就是位置。</p><p>&nbsp;&nbsp; 还有个主要因素是：店面的经营内容。及店面设计。现在这个很重要。</p><p>&nbsp;&nbsp;&nbsp; 服务员的性格现在也很重要。</p><p>2.是个捕食模型，你找本书一看就清楚了`~</p><p></p>

mtan

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 24pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0;"><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: &quot;Times New Roman&quot;; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">有一球以10米每秒</span>的速度以水平线以</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%;"><span style="OSITION: relative; TOP: 3pt; mso-text-raise: -3.0pt;"><shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" opreferrelative="t" ospt="75" coordsize="21600,21600"><font face="Times New Roman"> 45度<stroke joinstyle="miter"></stroke><formulas><f eqn="if lineDrawn pixelLineWidth 0"></f><f eqn="sum @0 1 0"></f><f eqn="sum 0 0 @1"></f><f eqn="prod @2 1 2"></f><f eqn="prod @3 21600 pixelWidth"></f><f eqn="prod @3 21600 pixelHeight"></f><f eqn="sum @0 0 1"></f><f eqn="prod @6 1 2"></f><f eqn="prod @7 21600 pixelWidth"></f><f eqn="sum @8 21600 0"></f><f eqn="prod @7 21600 pixelHeight"></f><f eqn="sum @10 21600 0"></f></formulas><path oconnecttype="rect" gradientshapeok="t" oextrusionok="f"></path><lock aspectratio="t" vext="edit"></lock></font></shapetype></span></span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">向斜上方抛去，该球着地后仍保持原方向弹跳，但速度是原来的</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%;"><span style="OSITION: relative; TOP: 5pt; mso-text-raise: -5.0pt;">90%</span><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;</font></span></span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">以后每着地一次，速度都比上次减少</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%;"><span style="OSITION: relative; TOP: 5pt; mso-text-raise: -5.0pt;">10%</span><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;</font></span></span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">求此球在第三次着地前的轨迹。&nbsp; 求助！！！！！！！！ 用mathmatic如何解决以上问题？？多谢各位高人！！！一定要帮我！！多谢了！！</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%;"><p></p></span></p>