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f(x)><0

f+-.gsp (84.15 KB) Hello Chinese colleagues!
Take a look here: http://ic.pics.livejournal.com/janka_x/14322663/61186/61186_original.gif

GRAPH.gsp (62.55 KB)

What are you come from?
Can you use Chinese file name?
That word "ГРАФИК.gsp" made my computer unable to open file.
宇帆
1# Jan

这个坐标系作的有特色
论坛QQ群:171618685 (数学实验室)  170568550 (inRm3D)
What are you come from?
Can you use Chinese file name?
That word "ГРАФИК.gsp" made my computer unable to open file.
a2569875 发表于 2013-2-28 17:04
Sorry, I'm from Belarus. I restarted file.
Welcome friends from Belarus.

欢迎来自白俄罗斯的朋友。
无欲则刚!凡人不烦!
1# Jan
This tool is very good,em,explain clearly.
Praise! praise!
这个工具似乎可以解形如:(x-1)(x-2)(x-3)((x-4)>0<0这样的高次不等式。
欢迎!期待你的更多精彩。
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