ce maths variation問題

由星宿 » 2008-09-16, 17:37

z=Ky when x =constant
z=K/x when y = constant

thus
z=ky/x

咁點證明
z=ky^2
when y=k/x?

由 **bananasims** » 2008-09-16, 19:03

Variation Form 4 野喎…
等我研究下先，好耐無做過 Variation 數

由星宿 » 2008-09-16, 23:54

bananasims 寫:Variation Form 4 野喎…
等我研究下先，好耐無做過 Variation 數

佢依家先教

都唔係路既

由 **bananasims** » 2008-09-17, 00:11

星宿寫:
bananasims 寫:Variation Form 4 野喎…
等我研究下先，好耐無做過 Variation 數

佢依家先教
都唔係路既

我五月教…
唔太記得 Variation 點計…