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Calcula la integral: <br /><br /><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»§#8747;«/mo»«mi»#dv«/mi»«mo»·«/mo»«mi»#u«/mi»«mo»·«/mo»«mi»dx«/mi»«/math»</span><br />Marca la resposta correcta i exposa el procés de càlcul de la integral pas a pas. <br /><br><b>En l'explicació, cap càlcul que facis amb la Wiris es considerarà una explicació vàlida. Les explicacions han de ser només teves.
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Usa el mètode d'integració per parts.
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a., b., c., ...
A., B., C., ...
1., 2., 3., ...
i., ii., iii., ...
I., II., III., ...
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Choice 1
Answer
Per calcular aquesta integral, cal calcular la integral «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»§#8747;«/mo»«mi»#du«/mi»«mo»·«/mo»«mi»#v«/mi»«mo»·«/mo»«mi»dx«/mi»«/math»
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None
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90%
83.33333%
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66.66667%
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33.33333%
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16.66667%
14.28571%
12.5%
11.11111%
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Feedback
Molt bé.
Choice 2
Answer
Per calcular aquesta integral, cal calcular la integral «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»§#8747;«/mo»«mi»#f«/mi»«mo»·«/mo»«mi»#g«/mi»«mo»·«/mo»«mi»dx«/mi»«/math»
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%
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-12.5%
-14.28571%
-16.66667%
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Feedback
Atenció, l'elecció de <span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»f«/mi»«mo»(«/mo»«mi»x«/mi»«mo»)«/mo»«mo»§nbsp;«/mo»«mi»i«/mi»«mo»§nbsp;«/mo»«mi»g«/mi»«mo»§apos;«/mo»«mo»(«/mo»«mi»x«/mi»«mo»)«/mo»«/math»</span> és incorrecta. Per a calcular aquesta integral cal fer l'elecció inversa. <br /><br />
Choice 3
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
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33.33333%
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Feedback
Choice 4
Answer
Grade
None
100%
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83.33333%
80%
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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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Feedback
Choice 5
Answer
Grade
None
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83.33333%
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75%
70%
66.66667%
60%
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33.33333%
30%
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20%
16.66667%
14.28571%
12.5%
11.11111%
10%
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Feedback
Combined feedback
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For any partially correct response
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33.33333%
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Hint 1
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Hint 2
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Created / last saved
Created
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Wednesday, 12 June 2013, 1:05 PM
Last saved
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on
Wednesday, 12 June 2013, 1:05 PM
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