推 shinyhaung:▽x F = 0 得證 04/14 13:30
推 QQkimi:m(_ _)m 04/14 14:49
→ hollyloya:樓上真愛拜...不過這題目課本基本提吧... 04/15 00:30
推 QQkimi:樓上有所不知，有拜有保佑= =" 04/15 06:02
→ iyenn:樓上一路拜到台大去了Q_Q 04/15 06:31
推 QQkimi:所以代表樓上顯靈阿XD 04/15 11:15
→ → → →
prove that F = (2xy+3)i +(x^2 - 4z)j -4yk is a conservative force
field
有請各位大大
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