[數撚圍爐區] 祝手巴日日無工開, 想出紙永遠失敗 (54)

1001 回覆
1 Like 3 Dislike
2021-11-16 00:24:00
2021-11-16 00:29:38
2021-11-16 00:34:41
2021-11-16 00:36:42
2021-11-16 00:43:47
2021-11-16 00:46:06
2021-11-16 01:04:00
DSE 數學 core 拎得4但都因為興趣走咗去報OU嘅pt maths
而家讀到想死都唔知讀緊咩
讀到個人好有挫敗感
2021-11-16 01:04:31
唔知係度有冇巴絲可以幫我數學
2021-11-16 01:04:58
點解咁睇唔開讀OU PT都讀maths
我有興趣知OU Maths的課程係點, 上網好似搵唔到
2021-11-16 01:05:27
有問題掟上黎問就得, 有人見到就會答
2021-11-16 01:11:24
讀咗發現好撚kam
有啲教得好似好淺
但問落就搞到好深咁
2021-11-16 01:12:01
例如?
2021-11-16 01:15:28
好似呢條咁

我a 做完但睇晒啲notes都見唔到有相似題型係b c part
冇得參考吓
2021-11-16 01:16:29
2021-11-16 01:16:55
我太蠢
有好多時啲同學可以即刻諗到啲相關嘅問
但我仲係度消化緊佢上一句講緊咩
2021-11-16 01:17:43
冇計,真心覺得數學好好玩
但同時又俾啲數sm到我痴撚咗線
2021-11-16 01:19:03
好多時又唔想碌過
想學多啲
但係我嘅實力真係應該消化唔到咁多
2021-11-16 01:21:07
Hint:
(b) (i) u_xy - (1/2x) u_y = (u_x - (1/2x)u)_x
(b) (ii) similar
(c) method of characteristic 有general formula去plug唔知你有無學過
2021-11-16 01:24:24
2021-11-16 01:24:25
2021-11-16 01:24:57
2021-11-16 01:25:02
2021-11-16 01:25:56
2021-11-16 01:27:27
好似呢條咁

我a 做完但睇晒啲notes都見唔到有相似題型係b c part
冇得參考吓
Hint:
(b) (i) u_xy - (1/2x) u_y = (u_x - (1/2x)u)_x
(b) (ii) similar
(c) method of characteristic 有general formula去plug唔知你有無學過

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