YK Forum » 校園生活 » 屯門天主教中學 » f.2升f.3 maths,,唔該!!!會加分


2009-8-25 06:42 PM 笨糖果
thz of the sharing`]

2009-8-28 12:14 PM exe123456789
比黎喇仆街

2009-8-28 12:24 PM `乜鬼.
回覆 #2 XDD 的帖子

咩超級方法-,-囧

2009-8-28 04:11 PM ling019
睇下先=)
某人路過

2009-8-28 11:14 PM -[wA!_bAbE
好需要-0-

2009-8-30 10:49 AM -[wA!_bAbE
1.4
2)Maximun absoulte error:10/2=5
Upper limit=2450+5=2455m
lower limit=2450-5=2445m

3)Let Maximun absoulte error be X
x/15.2 × 100%=4%
x/15.2=0.64
x=0.608

Upper limit=15.2+0.608=15.808m
lower limit=15.2-0.608=14.592m

∴The ture length of the pen lie is 14.592m to 15.808m

頁: 1 [2]


Powered by Discuz! Archiver 5.0.0  © 2001-2006 Comsenz Inc.