Array ( [0] => Array ( [wr_id] => 570374 [wr_num] => -165205 [wr_reply] => [wr_parent] => 569866 [wr_is_comment] => 1 [wr_comment] => 1 [wr_comment_reply] => [ca_name] => [wr_option] => [wr_subject] => [wr_content] => 0.9999... = 1 임. 수학적으로 증명 됨. x = 0.9999... 10x = 9.9999... 10x - x = 9.9999... - 0.9999... = 9 9x = 9 x = 1 [wr_link1] => [wr_link2] => [wr_link1_hit] => 0 [wr_link2_hit] => 0 [wr_hit] => 0 [wr_good] => 0 [wr_nogood] => 0 [mb_id] => naver_97d908d5 [wr_password] => *1F18266A75A4A42473835D0FF42BD079106BF75E [wr_name] => 글쎄…… [wr_email] => [wr_homepage] => [wr_datetime] => 2023-01-02 11:15:56 [wr_file] => 0 [wr_last] => [wr_ip] => 75.223.162.248 [wr_facebook_user] => [wr_twitter_user] => [articleid] => [wr_1] => [wr_2] => [wr_3] => [wr_4] => [wr_5] => [wr_6] => [wr_7] => [wr_8] => [wr_9] => [wr_10] => [as_type] => 0 [as_shingo] => 0 [as_img] => 0 [as_list] => 0 [as_publish] => 0 [as_extra] => 0 [as_extend] => 0 [as_level] => 91 [as_download] => 0 [as_down] => 0 [as_view] => 0 [as_lucky] => 0 [as_poll] => 0 [as_star_score] => 0 [as_choice] => 0 [as_choice_cnt] => 0 [as_re_mb] => [as_re_name] => [as_tag] => [as_map] => [as_icon] => [as_thumb] => [as_video] => [as_update] => [as_star_cnt] => 1 [ast_read] => 0 [ast_adlist_edate] => 0 [ast_adtop_edate] => 0 [ast_extend] => [ast_ultra_extend] => [wr_besttime] => [name] => 글쎄…… [is_lock] => [reply_name] => [content1] => 0.9999... = 1 임. 수학적으로 증명 됨. x = 0.9999... 10x = 9.9999... 10x - x = 9.9999... - 0.9999... = 9 9x = 9 x = 1 [content] => 0.9999... = 1 임. 수학적으로 증명 됨.
x = 0.9999...
10x = 9.9999...
10x - x = 9.9999... - 0.9999... = 9
9x = 9
x = 1 [is_secret] => [date] => 1672625756 [datetime] => 23-01-02 11:15 [best] => [ip] => 75.♡.162.248 [is_reply] => [is_edit] => [is_del] => ) )