Relations and Functions

Relations and Functions

Question

Write the following in the form a + ib.


space space space space space space fraction numerator 1 minus 2 straight i over denominator left parenthesis 2 plus 3 straight i right parenthesis squared end fraction space

Answer
<pre>uncaught exception: <b>mkdir(): Permission denied (errno: 2) in /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php at line #56mkdir(): Permission denied</b><br /><br />in file: /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php line 56<br />#0 [internal function]: _hx_error_handler(2, 'mkdir(): Permis...', '/home/config_ad...', 56, Array)
#1 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/util/sys/Store.class.php(56): mkdir('/home/config_ad...', 493)
#2 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/FolderTreeStorageAndCache.class.php(110): com_wiris_util_sys_Store->mkdirs()
#3 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/RenderImpl.class.php(231): com_wiris_plugin_impl_FolderTreeStorageAndCache->codeDigest('mml=<math xmlns...')
#4 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/TextServiceImpl.class.php(59): com_wiris_plugin_impl_RenderImpl->computeDigest(NULL, Array)
#5 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/service.php(19): com_wiris_plugin_impl_TextServiceImpl->service('mathml2accessib...', Array)
#6 {main}</pre>
space space space space space space space space space space space space space space equals space space space space space fraction numerator 1 minus 2 straight i over denominator negative 5 plus 12 straight i end fraction. fraction numerator negative 5 minus 12 straight i over denominator negative 5 minus 12 straight i end fraction equals fraction numerator negative 5 minus 12 straight i plus 10 straight i plus 24 straight i squared over denominator left parenthesis negative 5 right parenthesis squared minus left parenthesis 12 straight i right parenthesis squared end fraction

 space space space space space space space space space space space space space space space space space space space space space space space space space equals space space fraction numerator negative 5 minus 2 straight i plus 24 over denominator 25 minus 144 straight i squared end fraction equals fraction numerator negative 29 minus 2 straight i over denominator 25 plus 144 end fraction equals space fraction numerator negative 29 over denominator 169 end fraction minus fraction numerator 2 straight i over denominator 169 end fraction equals space straight a plus ib
Where   space space space space space space space straight a space equals space fraction numerator negative 29 over denominator 169 end fraction comma space straight b space equals space minus fraction numerator negative 2 over denominator 169 end fraction

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