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线性代数（经管类）（04184）
设B,C是n阶可逆方阵，且
,则A
-1
=____
参考答案
所属课程：
线性代数（经管类）
考试类型：
成人自考
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[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000013s ]
[ CACHE ] INIT File
[ BEHAVIOR ] Run \addons\alioss\Alioss @app_init [ RunTime:0.000422s ]
[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000441s ]
[ BEHAVIOR ] Run app\common\behavior\Common @app_init [ RunTime:0.000148s ]
[ LANG ] /www/wwwroot/learn/thinker/admin/thinkphp/lang/zh-cn.php
[ BEHAVIOR ] Run app\common\behavior\Common @app_dispatch [ RunTime:0.000020s ]
[ ROUTE ] array ( 'type' => 'module', 'module' => array ( 0 => 'index', 1 => 'question', 2 => 'detail', ), )
[ HEADER ] array ( 'accept-encoding' => 'gzip, br, zstd, deflate', 'user-agent' => 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)', 'accept' => '*/*', 'host' => 'web.20230611.cn', 'content-length' => '', 'content-type' => '', )
[ PARAM ] array ( 'id' => '3887553', )
[ LANG ] /www/wwwroot/learn/thinker/admin/public/../application/index/lang/zh-cn.php
[ BEHAVIOR ] Run app\common\behavior\Common @module_init [ RunTime:0.000206s ]
[ BEHAVIOR ] Run \addons\alioss\Alioss @module_init [ RunTime:0.000136s ]
[ BEHAVIOR ] Run \addons\user\User @upload_config_checklogin [ RunTime:0.000032s ]
[ BEHAVIOR ] Run \addons\alioss\Alioss @upload_config_init [ RunTime:0.000109s ]
[ BEHAVIOR ] Run \addons\summernote\Summernote @config_init [ RunTime:0.000132s ]
[ RUN ] app\index\controller\Question->detail[ /www/wwwroot/learn/thinker/admin/application/index/controller/Question.php ]
[ DB ] INIT mysql
[ VIEW ] /www/wwwroot/learn/thinker/admin/public/../application/index/view/question/detail.html [ array ( 0 => 'user', 1 => 'site', 2 => 'config', 3 => 'question', 4 => 'relatedQuestions', ) ]
0.078901s
,则A-1=____
,则A-1=____ 
，则二次型f(x1，x2)=xTAx是( )
的秩为r，且r