设f(x)，g(x)在x=x0处均不连续，则在x=x0处( )A.f(x)+g(x)f(x)·g(X)均不连续 B.f(x)+g(x)不连续,f(x...

作者: tihaiku 人气: - 评论: 0

问题设f(x)，g(x)在x=x0处均不连续，则在x=x0处( )

选项 A.f(x)+g(x)f(x)·g(X)均不连续 B.f(x)+g(x)不连续,f(x)·g(x)的连续性不确定 C.f(x)+g(x)的连续性不确定,f(x)·g(x)不连续 D.f(x)+g(x)f(x)·g(x)的连续性均不确定

答案 D

解析

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错误信息

消息: [程序异常] : MISCONF Redis is configured to save RDB snapshots, but it's currently unable to persist to disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapshotting fails (stop-writes-on-bgsave-error option). Please check the Redis logs for details about the RDB error.

文件: /twcms/kongphp/cache/cache_redis.class.php

位置: 第 85 行

<?php echo 'KongPHP, Road to Jane.'; ?>

设f(x)，g(x)在x=x0处均不连续，则在x=x0处( )A.f(x)+g(x)f(x)·g(X)均不连续 B.f(x)+g(x)不连续,f(x...

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