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Rad 1: |
Rad 1: |
| + | __NOTOC__ |
| + | |
| ==Övning 3.1:1== | | ==Övning 3.1:1== |
| | | |
Rad 331: |
Rad 333: |
| <tr><td height="5px"/></tr> | | <tr><td height="5px"/></tr> |
| </table> | | </table> |
| + | </div> |
| + | |
| + | ==Övning 3.2:1== |
| + | |
| + | <div class="ovning"> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">Lös ekvationen $\ \sqrt{x-4}=6-x\,$. |
| + | </td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Facit </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">$x=5$</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Lösning </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_1-1(3).gif]] |
| + | </td> |
| + | </tr> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_1-2(3).gif]] |
| + | </td> |
| + | </tr> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_1-3(3).gif]] |
| + | </td> |
| + | </tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | ==Övning 3.2:2== |
| + | |
| + | <div class="ovning"> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">Lös ekvationen $\ \sqrt{2x+7}=x+2\,$. |
| + | </td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Facit </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">$x=1$</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Lösning </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_2-1(3).gif]] |
| + | </td> |
| + | </tr> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_2-2(3).gif]] |
| + | </td> |
| + | </tr> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_2-3(3).gif]] |
| + | </td> |
| + | </tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | ==Övning 3.2:3== |
| + | |
| + | <div class="ovning"> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">Lös ekvationen $\ \sqrt{3x-8}+2=x\,$.</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Facit </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">$\left \{ \eqalign{ x_1 & = 3 \cr x_2 & = 4\cr } \right.$</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Lösning </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_3-1(2).gif]] |
| + | </td> |
| + | </tr> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_3-2(2).gif]] |
| + | </td> |
| + | </tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | ==Övning 3.2:4== |
| + | |
| + | <div class="ovning"> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">Lös ekvationen $\ \sqrt{1-x}=2-x\,$.</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Facit </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">Saknar lösning.</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Lösning </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_4.gif]] |
| + | </td> |
| + | </tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | |
| + | ==Övning 3.2:5== |
| + | |
| + | <div class="ovning"> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">Lös ekvationen $\ \sqrt{3x-2}=2-x\,$.</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Facit </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">$x=1$</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Lösning </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_5-1(2).gif]] |
| + | </td> |
| + | </tr> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_5-2(2).gif]] |
| + | </td> |
| + | </tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | ==Övning 3.2:6== |
| + | |
| + | <div class="ovning"> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">Lös ekvationen $\ \sqrt{x+1}+\sqrt{x+5}=4\,$.</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Facit </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr><td height="5px"/></tr> |
| + | <tr align="left"> |
| + | <td class="ntext" width="100%">$x=\displaystyle\frac{5}{4}$</td> |
| + | </tr> |
| + | <tr><td height="5px"/></tr> |
| + | </table> |
| + | </div> |
| + | </div> |
| + | |
| + | <div class=NavFrame style="CLEAR: both"> |
| + | <div class=NavHead>Lösning </div> |
| + | <div class=NavContent> |
| + | <table width="100%" cellspacing="10px"> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_6-1(2).gif]] |
| + | </td> |
| + | </tr> |
| + | <tr> |
| + | <td align="center"> |
| + | [[Bild:3_2_6-2(2).gif]] |
| + | </td> |
| + | </tr> |
| + | </table> |
| + | </div> |
| </div> | | </div> |