Re: [理工] [工數]-拉氏兩題
※ 引述《redwing119 (翼迷)》之銘言:
: 1. L[(sinat)^2]
: -1 s+a
: 2. L [ln(-----)]
: s+b
: THANKS...
-1 -1 d
--- L [--- (ln(s+a)-ln(s+b))]
t ds
-1 -1 1 1
---L [ ----- - ----- ]
t s+a s+b
-1 -at -bt
---(e - e )
t
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 114.32.91.86
→
03/17 23:43, , 1F
03/17 23:43, 1F
→
03/17 23:45, , 2F
03/17 23:45, 2F
討論串 (同標題文章)