#1 中學雞數..
A. Solve the following literal equations for X.
cx-bc
17. -------- = -2e
dx
個ans係
dc
---------
c+2ed
求教,THX!
8/11 23:52
mebius
#2
[quote]原帖由 [i]mebius[/i] 於 2011-8-11 11:52 PM 發表
A. Solve the following literal equations for X.
cx-bc
17. -------- = -2e
dx
個ans係
[color=Red]d[/color]c
---------
c+ ..