Skip to main content
Editing a short answer - math & science question by WIRIS
You have permission to :
Edit this question
General
Category
Default for System (16649)
Test-Lidia
Question name
Question text
Calculeu quines són les components del vector <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mover accent=¨true¨»«mi»t«/mi»«mo»§#8594;«/mo»«/mover»«mo»=«/mo»«mi»#vt«/mi»«/math»</span> en la base de l'espai que determinen els vectors <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mover accent=¨true¨»«mi»u«/mi»«mo»§#8594;«/mo»«/mover»«mo»=«/mo»«mi»#vu«/mi»«/math»</span>, <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mover accent=¨true¨»«mi»v«/mi»«mo»§#8594;«/mo»«/mover»«mo»=«/mo»«mi»#vv«/mi»«/math»</span> i <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mover accent=¨true¨»«mi»w«/mi»«mo»§#8594;«/mo»«/mover»«mo»=«/mo»«mi»#vw«/mi»«/math»</span>?<br />(els vectors els heu d'escriure entre claudàtors [a,b,c], en lloc d'entre parèntesi. Heu d'escriure els valors exactes de les components, no uns aproximats)<br />
Default mark
General feedback
No, case is unimportant
Yes, case must match
Correct answers
You must provide at least one possible answer. The first matching answer will be used to determine the score and feedback. Click the icon next to the answer field to edit the mathematical properties of the answer and the question.
Answer 1
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
Perfecte!
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
Heu d'escriure la combinació lineal entre t i els vectors de la base, plantejar i resoldre el sistema. La solució del sistema seran les components que es demanen.
Answer 3
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
Settings for multiple tries
Penalty for each incorrect try
100%
50%
33.33333%
25%
20%
10%
0%
Hint 1
Hint text
Hint 2
Hint text
Created / last saved
Created
by
Admin User
on
Monday, 15 July 2013, 9:10 AM
Last saved
by
Admin User
on
Monday, 15 July 2013, 9:10 AM
There are required fields in this form marked
.