Re: [解題] 國一數學

看板tutor (家教)作者 (33798)時間18年前 (2006/11/06 00:49), 編輯推噓16(1601)
留言17則, 17人參與, 最新討論串1/65 (看更多)
※ 引述《thppht (.......)》之銘言: : 2 2 2 2 : _______ + ______ + ______ +______ =?? : 1x3 3x5 5x7 7x9 ^L0.4 本 ^L0.1 本題 ^L0.2 本題要 ^L0.2 本題要用 ^L0.1 本題要用到 ^L0.1 1 本題要用到 ^L0.1 1 本題要用到 -- ^L0.1 1 本題要用到 ---- ^L0.1 1 本題要用到 ------ n ^L0.1 1 本題要用到 ------ n( ^L0.1 1 本題要用到 ------ n(n ^L0.1 1 本題要用到 ------ n(n+ ^L0.1 1 本題要用到 ------ n(n+2 ^L0.3 1 本題要用到 ------ = n(n+2) ^L0.3 1 1 本題要用到 ------ = --- ( n(n+2) 2 ^L0.3 1 1 1 本題要用到 ------ = --- ( --- - n(n+2) 2 n ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) n(n+2) 2 n n+2 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 ^L0.9 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 --- 1 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 --- ( -- 1 1* ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 --- ( --- 1 1*3 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 --- ( --- + -- 1 1*3 3* ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 --- ( --- + --- 1 1*3 3*5 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 --- ( --- + --- + -- 1 1*3 3*5 5* ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 --- ( --- + --- + --- 1 1*3 3*5 5*7 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 --- ( --- + --- + --- + -- 1 1*3 3*5 5*7 7* ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 --- ( --- + --- + --- + --- ) 1 1*3 3*5 5*7 7*9 ^L0.5 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 --- ( --- + --- + --- + --- ) = --- 1 1*3 3*5 5*7 7*9 1 ^L0.5 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 --- ( --- + --- + --- + --- ) = ---[--- 1 1*3 3*5 5*7 7*9 1 2 ^L0.5 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- 1 1*3 3*5 5*7 7*9 1 2 1 ^L0.5 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- 1 1*3 3*5 5*7 7*9 1 2 1 3 ^L0.5 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- 1 1*3 3*5 5*7 7*9 1 2 1 3 3 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... - 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... - --- 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 9 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... - ---)] 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 9 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... - ---)] 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 9 = ( 1 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... - ---)] 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 9 = ( 1 - ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... - ---)] 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 9 1 = ( 1 - --- 9 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... - ---)] 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 9 1 = ( 1 - --- ) = 9 ^L0.3 1 1 1 1 本題要用到 ------ = --- ( --- - --- ) 公式 n(n+2) 2 n n+2 因此本題提出2之後可得 2 1 1 1 1 2 1 1 1 1 1 1 --- ( --- + --- + --- + --- ) = ---[---( --- - --- + --- - --- + ... - ---)] 1 1*3 3*5 5*7 7*9 1 2 1 3 3 5 9 1 = ( 1 - --- ) = 8/9 9 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 218.160.215.22

11/06 01:24, , 1F
哇~~動畫耶 好強唷....
11/06 01:24, 1F

11/06 01:38, , 2F
強...
11/06 01:38, 2F

11/06 02:35, , 3F
強者XD
11/06 02:35, 3F

11/06 05:44, , 4F
猛@@!
11/06 05:44, 4F

11/06 09:59, , 5F
真讚
11/06 09:59, 5F

11/06 10:24, , 6F
太強了啦 (啪啪啪)
11/06 10:24, 6F

11/06 10:40, , 7F
哇....強者!!
11/06 10:40, 7F

11/06 10:43, , 8F
給你拍拍手!!厲害!!!!!!!
11/06 10:43, 8F

11/06 11:36, , 9F
強者 拍拍手!!!
11/06 11:36, 9F

11/06 12:14, , 10F
11/06 12:14, 10F

11/06 12:28, , 11F
原來還可以動化...好強
11/06 12:28, 11F

11/06 13:26, , 12F
這這…我很猶豫是不是要給個m
11/06 13:26, 12F

11/06 14:05, , 13F
哈...只想讓板子不要枯燥而已 偶爾來個動畫教學
11/06 14:05, 13F

11/06 15:15, , 14F
推一個
11/06 15:15, 14F

11/06 17:21, , 15F
真屌-.-
11/06 17:21, 15F

11/06 17:45, , 16F
有沒有動畫教學阿@@
11/06 17:45, 16F

11/07 00:46, , 17F
強者 推一下
11/07 00:46, 17F
文章代碼(AID): #15JXO5VS (tutor)
文章代碼(AID): #15JXO5VS (tutor)