x = from Mathematics Rational Numbers
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    Rational Numbers

    Multiple Choice QuestionsShort Answer Type

    21.
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    22. fraction numerator negative 5 over denominator 9 end fraction
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    23. fraction numerator negative 6 over denominator negative 5 end fraction
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    24. fraction numerator 2 over denominator negative 9 end fraction
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    25. space fraction numerator 19 over denominator negative 6 end fraction
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    26.

    Verify that –(–x) = x for:

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    27.

    x = negative 13 over 17

    if x + open parentheses fraction numerator negative 13 over denominator 17 end fraction close parentheses

    Hence, -x = negative open parentheses fraction numerator negative 13 over denominator 17 end fraction close parentheses space equals space 13 over 17 space a n d space minus left parenthesis negative x right parenthesis space equals space minus open parentheses 13 over 17 close parentheses space equals negative 13 over 17 space equals space x

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    28.

    -13

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    29.

    space space fraction numerator negative 13 over denominator 19 end fraction

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    30. <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>
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