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Web skærmformat. - Aarhus Universitet

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IX. Opgaver – 2. Januar 2003 562<br />

Restvektoren<br />

v − projU(v) = (0,1,0,5) − (0, 5<br />

2 , −3<br />

2 ,2)<br />

= (0, −3 3<br />

2 , 2 ,3)<br />

har længde, som angiver den mindste afstand fra v til U<br />

||v − u|| = ||(0, −3 2<br />

<br />

27<br />

=<br />

2<br />

= 3√<br />

6<br />

2<br />

, 3<br />

2 ,3)||<br />

2.23. Beregn projektion ☞ Matematik Alfa 1, Januar 2003<br />

Opgave 4 - figur

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