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Test-Lidia
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Question text
<div style="text-align: justify;"><span style="color: #003300;"><span style="font-weight: bold;">De tots els rectangles inscrits en un triangle rectangle de base #b i d'altura #c,troba la base x del que té àrea màxima</span>.</span><br /><br /><span style="font-weight: bold; color: #ff3300;">Format de la resposta:</span><br />A=expressió de la funció a optimitzar<br />B= expressió de la seva derivada<br />C= valor de x que fa màxima l'àrea<br />D=altura que correspon a aquesta àrea màxima.</div>
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Yes, case must match
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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
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><span style="font-weight: bold; color: #0000ff;">Si es dibuixa el triangle, ja es veu que hi ha proporcionalitat entre el triangle gran i el petit. </span></p> <p><span style="font-weight: bold; color: #0000ff;">Se'n pot deduir la relació entre x i y: y = #c · (#b - x)</span><br style="color: #0000ff; font-weight: bold;" /><span style="font-weight: bold; color: #0000ff;">La funció a optimitzar és doncs: #A</span><br style="font-weight: bold; color: #0000ff;" /><br /><br /></p>
Hint 2
Hint text
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Created
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Admin User
on
Thursday, 23 August 2018, 4:19 PM
Last saved
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Admin User
on
Thursday, 23 August 2018, 4:19 PM
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