xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
$ A" M- D/ Z& n  W$ M- U7 H2 i0 Ltvb now,tvbnow,bttvb設共有X頭牛,www2.tvboxnow.com( s6 N' k" f4 _. x4 P8 b& v+ Z
四個人共得X頭牛,就有以下等式:tvb now,tvbnow,bttvb- b. i- ^, g3 |# M

9 G. j% G% X% ?6 F$ [) xx/2+0.5+(1-(x/2+0.5))/2+0.5+(1-(1-(x/2+0.5))/2+0.5)/2+0.5+(1-(1-(1-(x/2+0.5))/2+0.5))/2+0.5=x. D. ~: G0 P7 r7 N4 \8 Z
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15tvb now,tvbnow,bttvb; v" \7 w* }2 ~: n1 w) J' T

r2069077

only 1??

酒后人生

:onion10: :onion10: :onion10:

jiun0204

frankiesdk

唔知道噢～～:onion03: :onion03:

noon91

想看答案。

2002224105

睇睇點分

ortatsun

thanks for share