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Amath�@��(�Y�h���, �����thx


2007-10-10 23:16 �p�a
[quote]�쩫�� [i]wat.the.fun?[/i] �� 2007-10-10 23:16 �o��

�H���ɩ|���d�ʪ��a��@�]�H�^ [/quote]

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2007-10-10 23:18 ���@��
[quote]�쩫�� [i]�p�a[/i] �� 2007-10-10 23:14 �o��


�u�V�|�V�| [/quote]
�ڧA�a�a��

2007-10-10 23:18 wat.the.fun?
[quote]�쩫�� [i]�p�a[/i] �� 2007-10-10 23:16 �o��


��ԣʨ [/quote]
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2007-10-10 23:20 �p�a
:handshake [quote]�쩫�� [i]���@��[/i] �� 2007-10-10 23:18 �o��

�ڧA�a�a�� [/quote]

�ǶO$90

���өM:handshake

2007-10-10 23:22 ���@��
[quote]�쩫�� [i]�p�a[/i] �� 2007-10-10 23:20 �o��
:handshake

�ǶO$90

���өM:handshake [/quote]
�бo���n

�h��

2007-10-10 23:23 �p�a
[quote]�쩫�� [i]���@��[/i] �� 2007-10-10 23:22 �o��

�бo���n

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2007-10-10 23:25 ���@��
[quote]�쩫�� [i]�p�a[/i] �� 2007-10-10 23:23 �o��


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NM�N�Y�A�ٿ��J����(�A�|���hʨ

2007-10-10 23:26 �p�a
[quote]�쩫�� [i]���@��[/i] �� 2007-10-10 23:25 �o��

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NM�N�Y�A�ٿ��J����(�A�|���hʨ [/quote]

�s�~������f�Aʨ

2007-10-10 23:26 ���@��
[quote]�쩫�� [i]�p�a[/i] �� 2007-10-10 23:26 �o��


�s�~������f�Aʨ [/quote]
�D�`�n�C

2007-10-10 23:27 �p�a
[quote]�쩫�� [i]���@��[/i] �� 2007-10-10 23:26 �o��

�D�`�n�C [/quote]

�ϩR

2007-10-10 23:28 ���@��
[quote]�쩫�� [i]�p�a[/i] �� 2007-10-10 23:27 �o��


�ϩR [/quote]
�s�}���V���N�H�ϧA�[��(���c

2007-10-10 23:29 �p�a
[quote]�쩫�� [i]���@��[/i] �� 2007-10-10 23:28 �o��

�s�}���V���N�H�ϧA�[��(���c [/quote]

Money Money Money this is funny in the rich man's world

2007-10-10 23:29 ���@��
[quote]�쩫�� [i]�p�a[/i] �� 2007-10-10 23:29 �o��


Money Money Money this is funny in the rich man's world [/quote]
�A�P�ڳ����O(�q

2007-10-10 23:30 �p�a
[quote]�쩫�� [i]���@��[/i] �� 2007-10-10 23:29 �o��

�A�P�ڳ����O(�q [/quote]

�Vı��

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�V��O�Y

2007-10-10 23:30 ���@��
[quote]�쩫�� [i]�p�a[/i] �� 2007-10-10 23:30 �o��


�Vı��

�Y��

�V��O�Y [/quote]
���YO��(��

�ڳ��N�V

2007-10-11 05:29 m11
[quote]�쩫�� [i]m11[/i] �� 2007-10-10 21:13 �o��

(2X-4)^2-3|X-2|-1=0

4(X)^2-16X+16-3|X-2|-1=0

4(X)^2-16X+15-3(X-2)=0   ï¿½ï¿½   4(X)^2-16X+15-3(2-X)=0

4(X)^2-16X+15-3X+6=0   ï¿½ï¿½   4(X)^2-16X+15-6+3X=0

4(X)^2-19X+21=0   ï¿½ï¿½    4(X)^2-13X ... [/quote]
[quote]�쩫�� [i]chinlap[/i] �� 2007-10-10 22:46 �o��

4x2-16x+15=3|x-2|
4x2-16x+15=3x-6    or 6-3x
4x2-19x+21=0   or      4x2-13x+9=0
(4x-7)(x-3)=0     or      (4x-9)(x-1)=0
x=7/4(rejected)or 3   or  9/4(rejected) or 1 [/quote]


�������F�@��~~

2007-10-11 05:35 m11
[quote]�쩫�� [i]chinlap[/i] �� 2007-10-10 23:01 �o��

�ڨ�Ӯa�����\������= =
d�ڴN��= = [/quote]
d�Oԣ?












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2007-10-11 10:44 �b��
[quote]�쩫�� [i]���@��[/i] �� 2007-10-10 23:30 �o��

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�ڳ��N�V [/quote]
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2007-10-11 16:00 ���@��
[quote]�쩫�� [i]m11[/i] �� 2007-10-11 05:35 �o��

d�Oԣ?












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�ڤ����Ѥ�����== [/quote]
d=b^2-4ac

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2007-10-11 16:00 ���@��
[quote]�쩫�� [i]�b��[/i] �� 2007-10-11 10:44 �o��

�����Q����? [/quote]
�ڭ��Y�O�ؤH=]

2007-10-11 19:13 chinlap
[quote]�쩫�� [i]m11[/i] �� 2007-10-11 05:29 �o��




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�~�S��= =

2007-10-12 05:59 m11
[quote]�쩫�� [i]chinlap[/i] �� 2007-10-11 19:13 �o��

�~�S��= = [/quote]
�ګ��ۤv
[quote](X)^2-19X+21=0   ï¿½ï¿½    4(X)^2-13X+[color=red]9[/color]=0[/quote]

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|x(x-2)|��8

x(x-2)��8     ï¿½ï¿½     -x(x-2)��8
x^2-2x��8     ï¿½ï¿½     0��8-x^2+2x
x^2-2x-8��0     ï¿½ï¿½     x^2+2x+8��0
(x-4)(x+2)��0     ï¿½ï¿½     .....���|�ѤF

x��4
x��-2

(!?)

[[i] �����̫�� m11 �� 2007-10-12 19:44 �s�� [/i]]

2007-10-12 18:13 ���@��
[quote]�쩫�� [i]m11[/i] �� 2007-10-12 05:59 �o��



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|x(x-2)|��8

x(x-2)��8     ï¿½ï¿½     -x(x-2)��8
x^2-2x��8     ï¿½ï¿½     0��8-x^2+2x
x^2-2x-8��0     ï¿½ï¿½     x^2+2x+8��0
(x-4)(x+2)��0     ï¿½ï¿½     .....���|�ѤF

x��4
x��-2

(!?) [/quote]
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alt�X�X�hʨ

2007-10-12 19:39 m11
[quote]�쩫�� [i]���@��[/i] �� 2007-10-12 18:13 �o��

��

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alt�X�X�hʨ [/quote]
CTRL+C

CTRL+V

2007-10-12 19:40 ���@��
[quote]�쩫�� [i]m11[/i] �� 2007-10-12 19:39 �o��

CTRL+C

CTRL+V [/quote]
�ڦb�ܴ���ʨ

2007-10-12 19:52 chinlap
[quote]�쩫�� [i]m11[/i] �� 2007-10-12 05:59 �o��

�ګ��ۤv


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|x(x-2)|��8

x(x-2)��8     ï¿½ï¿½     -x(x-2)��8
x^2-2x��8     ï¿½ï¿½     0��8-x^2+2x
x^2-2x-8��0     ï¿½ï¿½     x^2+2x+8��0
(x-4)(x+2)��0     ï¿½ï¿½     .....���|�ѤF

x��4
... [/quote]
|x(x-2)|<=8
|x2-2x|<=8
-8<=x2-2x<=8
-8<=x2-2x   and   x2-2x<=8
x2-2x+8>=0  and  x2-2x-8<=0
(x+1)2+7>=0 and (x-4)(x+2)<=0
all real number and -2<=x<=4

2007-10-12 19:53 ���@��
[quote]�쩫�� [i]chinlap[/i] �� 2007-10-12 19:52 �o��

|x(x-2)|<=8
|x2-2x|<=8
-8<=x2-2x<=8
-8<=x2-2x   and   x2-2x<=8
x2-2x+8>=0  and  x2-2x-8<=0
(x+1)2+7>=0 and (x-4)(x+2)<=0
all real number and -2<=x<=4 [/quote]
��^2��ʨ

2007-10-12 19:54 chinlap
[quote]�쩫�� [i]���@��[/i] �� 2007-10-12 19:53 �o��

��^2��ʨ [/quote]
���N�o��

2007-10-12 20:09 m11
[quote]�쩫�� [i]chinlap[/i] �� 2007-10-12 19:52 �o��

|x(x-2)|<=8
|x2-2x|<=8
-8<=x2-2x<=8
-8<=x2-2x   and   x2-2x<=8
x2-2x+8>=0  and  x2-2x-8<=0
[color=Red](x+1)2+7>=0 and (x-4)(x+2)<=0
all real number and -2<=x<=4 [/color][/quote]
����~~

2007-10-12 20:22 chinlap
[quote]�쩫�� [i]m11[/i] �� 2007-10-12 20:09 �o��

����~~ [/quote]
(X+2)^2+7>=0
�]���Ҧ��G�������L����s,�ҥHX�i�H�O�����

�ܩ�(x-4)(x+2)<=0�ܥ��U���ӭ�,�A��D�Ǩ줣�����N���[��

2007-10-12 20:25 m11
[quote]�쩫�� [i]chinlap[/i] �� 2007-10-12 20:22 �o��

(X+2)^2+7>=0
�]���Ҧ��G�������L����s,�ҥHX�i�H�O�����

�ܩ�(x-4)(x+2)<=0�ܥ��U���ӭ�,�A��D�Ǩ줣�����N���[�� [/quote]
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�Ѯv�����i�������ڸ��Fʨ

2007-10-12 21:04 chinlap
[quote]�쩫�� [i]m11[/i] �� 2007-10-12 20:25 �o��

����==

�Ѯv�����i�������ڸ��Fʨ [/quote]
���N��F= =
�A�ݰݥL�a= =

2007-10-12 21:21 m11
[quote]�쩫�� [i]chinlap[/i] �� 2007-10-12 21:04 �o��

���N��F= =
�A�ݰݥL�a= = [/quote]
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�ڤ�L��(�~

2007-10-13 17:36 jesuisbebe
( 2x - 4 )^2 - 3| x - 2 | - 1 =0
[ 2 ( x - 2 ) ]^2 - 3 | x - 2 |=0
( 2y )^2 - 3y =0
4y^2-3y=0
(4y+1)(y-1)=0
y=-1/4 (rej.) or y=1

|x-2|=1
x-2=1 or x-2=-1
[u]x=3[/u] or [u]x=1[/u]

2007-10-13 17:39 ���@��
[quote]�쩫�� [i]jesuisbebe[/i] �� 2007-10-13 17:36 �o��
( 2x - 4 )^2 - 3| x - 2 | - 1 =0
^2 - 3 | x - 2 |=0
( 2y )^2 - 3y =0
4y^2-3y=0
(4y+1)(y-1)=0
y=-1/4 (rej.) or y=1

|x-2|=1
x-2=1 or x-2=-1
x=3 or x=1 [/quote]
���o�A�A�V��=[

2007-10-13 17:40 jesuisbebe
[quote]�쩫�� [i]���@��[/i] �� 2007-10-13 17:39 �o��

���o�A�A�V��=[ [/quote]

sry aa... i wasnt here /.\

2007-10-13 17:41 ���@��
[quote]�쩫�� [i]jesuisbebe[/i] �� 2007-10-13 17:40 �o��


sry aa... i wasnt here /.\ [/quote]
������������ʨ

�A�����ѥ�

2007-10-13 18:52 m11
[quote]�쩫�� [i]jesuisbebe[/i] �� 2007-10-13 17:40 �o��


sry aa... i wasnt here /.\ [/quote]
IT DOESN'T MATTER @@

2007-10-13 20:18 s35op32
[quote]�쩫�� [i]m11[/i] �� 12/10/07 20:09 �o��

����~~ [/quote]

��|�����ժ�= =

�P�A�٬O�L�F�|�Ҫ��Hʨ......

2007-10-13 20:28 m11
[quote]�쩫�� [i]s35op32[/i] �� 2007-10-13 20:18 �o��


��|�����ժ�= =

�P�A�٬O�L�F�|�Ҫ��Hʨ...... [/quote]
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