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Resol el sistema de tres equacions amb tres incògnites següent usant el mètode de Gauss: <br /><br /><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced close=¨}¨ open=¨¨»«mrow»«mtable»«mtr»«mtd»«mi»#a1«/mi»«mo»·«/mo»«mi»x«/mi»«mo»+«/mo»«mi»#b1«/mi»«mo»·«/mo»«mi»y«/mi»«mo»§nbsp;«/mo»«mi»#c1«/mi»«mo»·«/mo»«mi»z«/mi»«mo»=«/mo»«mi»#d1«/mi»«/mtd»«/mtr»«mtr»«mtd»«mi»#a2«/mi»«mo»·«/mo»«mi»x«/mi»«mo»+«/mo»«mi»#b2«/mi»«mo»·«/mo»«mi»y«/mi»«mo»§nbsp;«/mo»«mi»#c2«/mi»«mo»·«/mo»«mi»z«/mi»«mo»=«/mo»«mi»#d2«/mi»«/mtd»«/mtr»«mtr»«mtd»«mi»#a3«/mi»«mo»·«/mo»«mi»x«/mi»«mo»+«/mo»«mi»#b3«/mi»«mo»·«/mo»«mi»y«/mi»«mo»§nbsp;«/mo»«mi»#c3«/mi»«mo»·«/mo»«mi»z«/mi»«mo»=«/mo»«mi»#d3«/mi»«/mtd»«/mtr»«/mtable»«mo»§nbsp;«/mo»«/mrow»«/mfenced»«/math»</span><br /><br />NOTACIÓ de la resposta: cal escriure la resposta en l'ordre i format que es mostra a continuació<br /><br />x= <br />y=<br />z=<br /><br /> Si es tracta d'un sistema compatible indeterminat, considera z com a variable escrivint z = k i escriu la x i la y en funció de k (recorda anotar la multiplicació entre coeficient i part literal amb un ·)<br />
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Answer 1
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
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33.33333%
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16.66667%
14.28571%
12.5%
11.11111%
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5%
Feedback
Molt bé. Es tracta d'un sistema compatible determinat i aquesta és la seva única solució.
Answer 2
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
Feedback
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100%
50%
33.33333%
25%
20%
10%
0%
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Wednesday, 12 June 2013, 1:03 PM
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Admin User
on
Wednesday, 12 June 2013, 1:03 PM
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