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<p></p> <p>Sa se determine «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»b«/mi»«mo»§#160;«/mo»«mo»§#8712;«/mo»«mo»§#160;«/mo»«mo»(«/mo»«mn»0«/mn»«mo»,«/mo»«mo»§#160;«/mo»«mo»§#8734;«/mo»«mo»)«/mo»«mo»§#160;«/mo»«/math»astfel incat suma cuburilor radacinilor ecuatiei</p> <p>#a*x<sup>2</sup> + b*x + #c = 0 , sa fie egala cu zero .</p>
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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
<p>E nevoie de relatiile lui F. Viete !</p>
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>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»(«/mo»«mo»§#160;«/mo»«msub»«mi»x«/mi»«mn»1«/mn»«/msub»«mo»§#160;«/mo»«mo»+«/mo»«msub»«mi»x«/mi»«mrow»«mn»2«/mn»«mo»§#160;«/mo»«/mrow»«/msub»«msup»«mo»)«/mo»«mn»3«/mn»«/msup»«mo»§#160;«/mo»«mo»=«/mo»«msup»«msub»«mi»x«/mi»«mn»1«/mn»«/msub»«mn»3«/mn»«/msup»«mo»§#160;«/mo»«mo»§#160;«/mo»«mo»+«/mo»«mo»§#160;«/mo»«msup»«msub»«mi»x«/mi»«mn»2«/mn»«/msub»«mn»3«/mn»«/msup»«mo»§#160;«/mo»«mo»+«/mo»«mn»3«/mn»«msub»«mi»x«/mi»«mn»1«/mn»«/msub»«msub»«mi»x«/mi»«mn»2«/mn»«/msub»«mo»(«/mo»«msub»«mi»x«/mi»«mn»1«/mn»«/msub»«mo»§#160;«/mo»«mo»+«/mo»«mo»§#160;«/mo»«msub»«mi»x«/mi»«mn»2«/mn»«/msub»«mo»)«/mo»«/math»</p>
Hint 2
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Created / last saved
Created
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Admin User
on
Monday, 12 August 2013, 9:05 AM
Last saved
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Admin User
on
Monday, 12 August 2013, 9:05 AM
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