Best&auml;m det komplexa talet, <img src="../phpmathpublisher/img/math_988.5_fd8b125f46833ff8a8a61ebeb340f15f.png" style="vertical-align:-11.5px; display: inline-block ;" alt="z" title="z"/> ,som l&ouml;ser ekvationen nedan<br><p><img src="../phpmathpublisher/img/math_986_359d542cab9a01dbf85a3e5c730dc068.png" style="vertical-align:-14px; display: inline-block ;" alt="{(-1~+~2i)z~+~(6~+~6i) overline{z}~=~5~+~75i}" title="{(-1~+~2i)z~+~(6~+~6i) overline{z}~=~5~+~75i}"/><form action="ratta.php"><input type="submit" value="Visa r&auml;tt svar"></form><p></p>