Bt Co So So Chieu Cua Kg Con

  • November 2019
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BAØI TAÄP CÔ SÔÛ VAØ SOÁ CHIEÀU CUÛA KHOÂNG GIAN CON -----*----BAØI 1 Trong khoâng gian ¡ 4 haõy tìm cô sôû , soá chieàu vaø bieåu dieãn caùc veùc tô qua cô sôû trong caùc tröôøng hôïp : a / u1   1,1, 2, 4 

, u2   2, 1, 5, 2  , u3   1, 1, 4, 0  , u4   2,1,1, 6 

b / u1   1, 2,1, 0 

, u2   2, 1, 0,1

, u3   1,1,1,1

, u4   1,1,1,1

c / u1   1,1, 0, 0 

, u2   0, 0,1,1

, u3   1, 0, 0, 4 

, u4   0, 0, 0, 2 

d / u1   0,1, 0, 2 

, u2   1,1, 0,1

, u3   1, 2, 0,1

, u4   1, 0, 2,1

e / u1   1, 0, 2, 1 , u2   0,3, 0, 2 

, u3   0,1,3,1

, u4   0, 1, 0,1

f / u1   1,1, 1, 0  , u2   2, 3, 4,1

, u3   1, 4,3, 2 

g / u1   1, 2, 2,1

, u3   2, 0, 4,3

, u2   0, 2, 0,1

BAØI 2 : Trong khoâng gian ¡

4

cho hai heä veùc tô :

1   1, 0, 2,1

,  2   1,1, 0,1

,  3   1, 2, 0,1

,  4   0,1, 0, 2 

 I

1   0, 1, 0,1

,  2   1, 0, 2, 1

, 3   0,3, 0, 2 

,  4   0,1,3,1

 II 

a/ Chöùng minh chuùng laø hai cô sôû cuûa ¡ 4 . b/ Tìm soá chieàu cuûa moãi cô sôû . c/ Bieåu dieãn moãi veùc tô cuûa heä qua cô sôû töông öùng . d/ Tìm toïa ñoä cuûa    2, 0, 4, 0  ñoái vôùi cô sôû

 I

e/ Tìm toïa ñoä cuûa    2, 0, 4, 0  ñoái vôùi cô sôû

 II 

. .

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