http://wiki.sommarmatte.se/wikis/forberedandematte/index.php?action=history&feed=atom&title=L%C3%B6sning_1.8.6
Lösning 1.8.6 - Versionshistorik
2026-08-24T01:48:54Z
Versionshistorik för denna sida på wikin
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http://wiki.sommarmatte.se/wikis/forberedandematte/index.php?title=L%C3%B6sning_1.8.6&diff=759&oldid=prev
Samuel den 20 juni 2012 kl. 13.02
2012-06-20T13:02:59Z
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<td colspan='2' style="background-color: white; color:black;">← Äldre version</td>
<td colspan='2' style="background-color: white; color:black;">Versionen från 20 juni 2012 kl. 13.02</td>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>Vi får ur <math>z/(3+4i)=2+i\Leftrightarrow z=(2+i)(3+4i)</math> att</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>Vi får ur <math>z/(3+4i)=2+i\Leftrightarrow z=(2+i)(3+4i)</math> att</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div><math> z=(2+i)(3+4i)=2\cdot3+2\cdot4i+i\cdot3 + i\cdot4i=6+8i+3i-4 =</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><math> <ins style="color: red; font-weight: bold; text-decoration: none;">\begin{align}</ins>z<ins style="color: red; font-weight: bold; text-decoration: none;">&</ins>=(2+i)(3+4i)<ins style="color: red; font-weight: bold; text-decoration: none;">=\\&</ins>=2\cdot3+2\cdot4i+i\cdot3 + i\cdot4i=6+8i+3i-4 =<ins style="color: red; font-weight: bold; text-decoration: none;">\\&</ins>= 2+11i <ins style="color: red; font-weight: bold; text-decoration: none;">\end{align}</ins></math></div></td></tr>
<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>= 2+11i </math></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div></td></tr>
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Samuel
http://wiki.sommarmatte.se/wikis/forberedandematte/index.php?title=L%C3%B6sning_1.8.6&diff=642&oldid=prev
Samuel: Ny sida: Vi får ur <math>z/(3+4i)=2+i\Leftrightarrow z=(2+i)(3+4i)</math> att <math> z=(2+i)(3+4i)=2\cdot3+2\cdot4i+i\cdot3 + i\cdot4i=6+8i+3i-4 = = 2+11i </math>
2012-06-18T13:43:38Z
<p>Ny sida: Vi får ur <math>z/(3+4i)=2+i\Leftrightarrow z=(2+i)(3+4i)</math> att <math> z=(2+i)(3+4i)=2\cdot3+2\cdot4i+i\cdot3 + i\cdot4i=6+8i+3i-4 = = 2+11i </math></p>
<p><b>Ny sida</b></p><div>Vi får ur <math>z/(3+4i)=2+i\Leftrightarrow z=(2+i)(3+4i)</math> att<br />
<br />
<math> z=(2+i)(3+4i)=2\cdot3+2\cdot4i+i\cdot3 + i\cdot4i=6+8i+3i-4 =<br />
= 2+11i </math></div>
Samuel