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Test-Lidia
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Question text
<p><span style="font-weight: bold; color: #003300;">Troba les arrels, si s'escau, del polinomi P(x) = «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»P«/mi»«/mrow»«/mstyle»«/math»</span><br style="font-weight: bold;" /><br style="font-weight: bold;" /><span style="font-weight: bold; color: #006600;"><span style="font-weight: bold; color: #006600;"><span style="color: #ff6600;">Format de la resposta</span>:</span> </span>{-1,2,2,4} repeteix-la si n'hi ha cap de doble</p>
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<p><span style="font-weight: bold; color: #0033ff;"> </span></p>
No, case is unimportant
Yes, case must match
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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
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
Settings for multiple tries
Penalty for each incorrect try
100%
50%
33.33333%
25%
20%
10%
0%
Hint 1
Hint text
<p><strong><span style="color: #0000ff;">Es factoritza el polinomi per trobar les seves arrels.</span></strong></p> <p><strong><span style="color: #0000ff;">#P és un polinomi de grau 4, #M1.</span></strong></p> <p><strong><span style="color: #0000ff;">#M2 #M3 #M4</span></strong></p>
Hint 2
Hint text
<p><span style="color: #0000ff;"><strong>#M5 #M6 #M7. #M8</strong></span></p> <p><span style="color: #0000ff;"><strong>Ara ja es poden trobar les arrels del polinomi de 2n grau que queda, trobant les solucions de l'equació de segon grau corresponent:</strong></span></p>
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Created
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Thursday, 23 August 2018, 11:08 AM
Last saved
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on
Thursday, 23 August 2018, 11:08 AM
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