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-==Övning 1.1:1== 
-<div class="ovning"> 
-Beräkna (utan hjälp av räknedosa) 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="50%">3-7-4+6-5</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="50%">3-(7-4)+(6-5)</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="50%">3-(7-(4+6)-5)</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="50%">3-(7-(4+6))-5</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
- 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="50%">-7</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="50%">1</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="50%">11</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="50%">1</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
- 
-</div> 
- 
-==Övning 1.1:2== 
-<div class="ovning"> 
-Beräkna (utan hjälp av räknedosa) 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="50%">(3-(7-4))(6-5)</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="50%">3-(((7-4)+6)-5)</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="50%">3\cdot(-7)-4\cdot(6-5)</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="50%">3\cdot(-7)-(4+6)/(-5)</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="50%">0</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="50%">-1</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="50%">-25</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="50%">-19</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==Övning 1.1:3== 
-<div class="ovning"> 
-Vilka av följande tal tillhör de naturliga talen? heltalen? 
-rationella talen? irrationella talen? Förenkla först! 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">8</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">-4</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">8-4</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">4-8</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">8(-4)</td> 
-<td class="ntext">f)</td> 
-<td class="ntext" width="33%">(-8)(-4)</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">g)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{4}{-8}</td> 
-<td class="ntext">h)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{-8}{-4}</td> 
-<td class="ntext">i)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{\sqrt{2}}{3}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">j)</td> 
-<td class="ntext" width="33%">\displaystyle \Bigl(\frac{4}{\sqrt{2}}\Bigr)^2</td> 
-<td class="ntext">k)</td> 
-<td class="ntext" width="33%">-\pi</td> 
-<td class="ntext">l)</td> 
-<td class="ntext" width="33%">\pi+1</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr><td height="5px"/></tr> 
-<tr align="left" valign="top"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">naturliga talen, heltalen, rationella talen</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">heltalen, rationella talen</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">naturliga talen, heltalen, rationella talen</td> 
-</tr> 
-<tr align="left" valign="top"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">heltalen, rationella talen</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">heltalen, rationella talen</td> 
-<td class="ntext">f)</td> 
-<td class="ntext" width="33%">naturliga talen, heltalen, rationella talen</td> 
-</tr> 
-<tr align="left" valign="top"> 
-<td class="ntext">g)</td> 
-<td class="ntext" width="33%">rationella talen</td> 
-<td class="ntext">h)</td> 
-<td class="ntext" width="33%">naturliga talen, heltalen, rationella talen</td> 
-<td class="ntext">i)</td> 
-<td class="ntext" width="33%">irrationella talen</td> 
-</tr> 
-<tr align="left" valign="top"> 
-<td class="ntext">j)</td> 
-<td class="ntext" width="33%">naturliga talen, heltalen, rationella talen</td> 
-<td class="ntext">k)</td> 
-<td class="ntext" width="33%">irrationella talen</td> 
-<td class="ntext">l)</td> 
-<td class="ntext" width="33%">irrationella talen</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==Övning 1.1:4== 
-<div class="ovning"> 
-Ordna följande tal i storleksordning 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="100%">\displaystyle 2,\ \frac{3}{5},\ \frac{5}{3}\ och \ \displaystyle \frac{7}{3}</td> 
-</tr> 
-<tr> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="100%">\displaystyle -\frac{1}{2},\ -\frac{1}{5},\ -\frac{3}{10}\ och \ \displaystyle -\frac{1}{3}</td> 
-</tr> 
-<tr> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="100%">\displaystyle \frac{1}{2},\ \frac{2}{3},\ \frac{3}{5},\ \frac{5}{8}\ och \ \displaystyle \frac{21}{34}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="100%">\displaystyle \frac{3}{5}<\frac{5}{3}<2<\frac{7}{3}</td> 
-</tr> 
-<tr> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="100%">\displaystyle -\frac{1}{2}<-\frac{1}{3}<-\frac{3}{10}<-\frac{1}{5}</td> 
-</tr> 
-<tr> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="100%">\displaystyle \frac{1}{2}<\frac{3}{5}<\frac{21}{34}<\frac{5}{8}<\frac{2}{3}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==Övning 1.1:5== 
-<div class="ovning"> 
-Ange decimalutvecklingen med tre korrekta decimaler till 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="25%">\displaystyle \frac{7}{6}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="25%">\displaystyle \frac{9}{4}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="25%">\displaystyle \frac{2}{7}</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="25%">\sqrt{2}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="25%">1{,}167</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="25%">2{,}250</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="25%">0{,}286</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="25%">1{,}414</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==Övning 1.1:6== 
-<div class="ovning"> 
-Vilka av följande tal är rationella? Ange dem som en kvot mellan heltal. 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="100%">3,14</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="100%">3{,}1416\,1416\,1416\,\dots</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="100%">0{,}2\,001\,001\,001\,\dots\, (därefter är var tredje decimal en 1:a och övriga 0)</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="100%">0{,}10\,100\,1000\,10000\,1\dots\, (en 1:a, en 0:a, en 1:a, två 0:or, en 1:a, tre 0:or osv.)</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="100%">Talet är rationellt och lika med \,314/100 = 157/50\,.</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="100%">Talet är rationellt och är lika med \,31413/9999 = 10471/3333\,.</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="100%">Talet är rationellt och lika med \,1999/9990\,.</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="100%">Talet är irrationellt.</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
- 
-==Övning 1.2:1== 
-<div class="ovning"> 
-Skriv p&aring; gemensamt br&aring;kstreck  
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{7}{4}+\frac{11}{7}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{2}{7}-\frac{1}{5}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{1}{6}-\frac{2}{5}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{1}{3}+\frac{1}{4}+\frac{1}{5}</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{8}{7}+\frac{3}{4}-\frac{4}{3}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{93}{28}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{3}{35}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">\displaystyle -\frac{7}{30}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{47}{60}</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{47}{84}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==Övning 1.2:2== 
-<div class="ovning"> 
-Bestäm minsta gemensamma nämnare 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="50%">\displaystyle \frac{1}{6}+\frac{1}{10}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="50%">\displaystyle \frac{1}{4}-\frac{1}{8}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="50%">\displaystyle \frac{1}{12}-\frac{1}{14}</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="50%">\displaystyle \frac{2}{45}+\frac{1}{75}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="50%">\displaystyle {30}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="50%">\displaystyle {8}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="50%">\displaystyle {84}</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="50%">\displaystyle {225}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==Övning 1.2:3== 
-<div class="ovning"> 
-Beräkna följande uttryck genom att använda minsta gemensamma nämnare: 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="50%">\displaystyle \frac{3}{20}+\frac{7}{50}-\frac{1}{10}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="50%">\displaystyle \frac{1}{24}+\frac{1}{40}-\frac{1}{16}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr><td height="5px"/></tr> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="50%">\displaystyle \frac{19}{100}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="50%">\displaystyle \frac{1}{240}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==Övning 1.2:4== 
-<div class="ovning"> 
-F&ouml;renkla f&ouml;ljande uttryck genom att skriva p&aring; gemensamt br&aring;kstreck. Br&aring;ket ska vara f&auml;rdigf&ouml;rkortat. 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">\displaystyle\frac{\displaystyle\frac{3}{5}}{\displaystyle\frac{7}{10}}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">\displaystyle\frac{\displaystyle\frac{2}{7}}{\displaystyle\frac{3}{8}}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">\displaystyle\frac{\displaystyle\frac{1}{4}-\frac{1}{5}}{\displaystyle\frac{3}{10}}</td> 
-</tr><tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{6}{7}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{16}{21}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{1}{6}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==&Ouml;vning 1.2:5== 
-<div class="ovning"> 
-F&ouml;renkla f&ouml;ljande uttryck genom att skriva p&aring; gemensamt br&aring;kstreck. Br&aring;ket ska vara f&auml;rdigf&ouml;rkortat. 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{2}{\displaystyle \frac{1}{7}\displaystyle -\frac{1}{15}}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">\displaystyle\frac{\displaystyle\frac{1}{2}\displaystyle+\frac{1}{3}}{\displaystyle\frac{1}{3}\displaystyle-\frac{1}{2}}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">\displaystyle\frac{\displaystyle\frac{3}{10}\displaystyle-\frac{1}{5}}{\displaystyle\frac{7}{8}\displaystyle-\frac{3}{16}}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr><td height="5px"/></tr> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{105}{4}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">-5</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{8}{55}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==Övning 1.2:6== 
- 
-<div class="ovning"> 
-F&ouml;renkla \ \,\displaystyle \frac{\displaystyle \frac{2}{\displaystyle 3+\frac{1}{2}}\displaystyle + \frac{\displaystyle \frac{1}{2}}{\displaystyle \frac{1}{4}\displaystyle -\frac{1}{3}}}{\displaystyle \frac{1}{2}\displaystyle - \frac{3}{\displaystyle 2-\frac{2}{7}}} 
-</div> 
- 
-<div class="svar"> 
-<table align="center" width="100%"><tr><td class="ntext" align="center">\displaystyle \frac{152}{35}</td></tr></table>  
-</div> 
- 
- 
-==&Ouml;vning 1.3:1== 
- 
-<div class="ovning"> 
-Ber&auml;kna  
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="25%">2^3\cdot3^2</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="25%">3^5\cdot9^{-2}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="25%">(-5)^3</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="25%">\Bigl(\displaystyle \frac{2}{3}\Bigr)^{-3}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="25%">72</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="25%">3</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="25%">-125</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="25%">\displaystyle \frac{27}{8}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==&Ouml;vning 1.3:2== 
- 
-<div class="ovning"> 
-Skriv som en potens av 2 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">2\cdot4\cdot8</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">0{,}25</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">1</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">2^6</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">2^{-2}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">2^0</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==&Ouml;vning 1.3:3== 
- 
-<div class="ovning"> 
-Skriv som en potens av 3 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="20%">\displaystyle \frac{1}{3}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="20%">243</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="20%">9^2</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="20%">\displaystyle \frac{1}{27}</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="20%">\displaystyle \frac{3}{9^2}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="20%">3^{-1}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="20%">3^5</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="20%">3^4</td> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="20%">3^{-3}</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="20%">3^{-3}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==&Ouml;vning 1.3:4== 
- 
-<div class="ovning"> 
-Ber&auml;kna 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">2^{9}\cdot2^{-7}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">3^{13}\cdot9^{-3}\cdot27^{\,-2}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{5^{12}}{5^{-4}}\cdot(5^{2})^{-6}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">2^{2^{\scriptstyle3}}\cdot(-2)^{\scriptstyle-4}</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">625\cdot(5^{8}+5^{9})^{-1}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">4</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">3</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">625</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">16</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{1}{3750}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-==&Ouml;vning 1.3:5== 
- 
-<div class="ovning"> 
-Ber&auml;kna 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">4^{1/2}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">4^{-1/2}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">9^{3/2}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">\left(47^{2/3} \right) ^{3}</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">3^{1{,}4}\cdot3^{0{,}6}</td> 
-<td class="ntext">f)</td> 
-<td class="ntext" width="33%">\bigl( 125 ^{1/3} \bigr)^2\cdot \bigl( 27^{1/3} \bigr)^{-2}\cdot9^{1/2}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">2</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{1}{2}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">27</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">2209</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">9</td> 
-<td class="ntext">f)</td> 
-<td class="ntext" width="33%">\displaystyle \frac{25}{3}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
- 
-==&Ouml;vning 1.3:6== 
-<div class="ovning"> 
-Avg&ouml;r vilket tal som &auml;r st&ouml;rst av  
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">256^{1/3}\ och \ 200^{1/3}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">0{,}5^{-3}\ och \ 0{,}4^{-3}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">0{,}2^5\ och \ 0{,}2^{7}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">400^{1/3}\ och \ \bigl(5^{1/3}\bigr)^{4}</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">125^{1/2}\ och \ 625^{1/3}</td> 
-<td class="ntext">f)</td> 
-<td class="ntext" width="33%">2^{56}\ och \ 3^{40}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 
- 
-<div class="svar"> 
-<table width="100%" cellspacing="10px"> 
-<tr align="left"> 
-<td class="ntext">a)</td> 
-<td class="ntext" width="33%">256^{1/3}>200^{1/3}</td> 
-<td class="ntext">b)</td> 
-<td class="ntext" width="33%">0{,}4^{-3}>0{,}5^{-3}</td> 
-<td class="ntext">c)</td> 
-<td class="ntext" width="33%">0{,}2^{5}>0{,}2^{7}</td> 
-</tr> 
-<tr align="left"> 
-<td class="ntext">d)</td> 
-<td class="ntext" width="33%">\bigl(5^{1/3}\bigr)^{4}>400^{1/3}</td> 
-<td class="ntext">e)</td> 
-<td class="ntext" width="33%">125^{1/2}>625^{1/3}</td> 
-<td class="ntext">f)</td> 
-<td class="ntext" width="33%">3^{40}>2^{56}</td> 
-</tr> 
-<tr><td height="5px"/></tr> 
-</table> 
-</div> 

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