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<p><span style="font-size: small;"><strong><span style="color: #003300;">Considera la funció «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»f«/mi»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»(«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»x«/mi»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»)«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»§#160;«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»=«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»§#160;«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»g«/mi»«/math»</span></strong></span></p> <p><span style="font-size: small;"><strong><span style="color: #003300;">a) Escriu els seus intervals de creixement. <span style="color: #ff3300;">Format: Si un dels intervals és buit, escriu </span>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»§#8709;«/mo»«/math»</span></strong></span></p> <p><span style="font-size: small;"><strong><span style="color: #003300;"><span style="color: #003300;">b) Escriu els seus intervals de decreixement. <br /></span></span></strong></span></p> <p><span style="font-size: small;"><strong><span style="color: #003300;"><span style="color: #003300;">c) Determina les seves asímptotes </span></span></strong><span style="color: #003300;"><span style="color: #333333;">{x=2,y=2}</span></span></span></p> <p><span style="font-size: small;"><strong><span style="color: #003300;"><span style="color: #003300;">d) Determina l'abscissa del seu extrem </span></span></strong><span style="color: #003300;"><span style="color: #003300;">3/4</span></span></span></p> <p><span style="color: #003300; font-size: small;"><span style="color: #003300;"><span style="color: #003300;"><span style="color: #333333;"><strong><span style="color: #003300;"><span style="color: #003300;">e) Dibuixa la funció i compara-la amb la solució</span></span></strong></span></span></span></span></p> <p> </p> <p> </p>
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<p><span style="font-size: small; color: #0000ff;"><strong><span>El gràfic és #G1</span></strong></span></p>
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Answer 1
Answer
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None
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90%
83.33333%
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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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5%
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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%
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100%
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33.33333%
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0%
Hint 1
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<p><strong><span style="font-size: medium; color: #002060;">Cal estudiar el signe de la derivada:</span></strong>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo mathvariant=¨bold¨ mathcolor=¨#191919¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#191919¨»d«/mi»«mn mathvariant=¨bold¨ mathcolor=¨#191919¨»1«/mn»«/math»<strong><span style="font-size: medium; color: #002060;">; s'ha simplificat per (#a) <br /></span></strong></p> <p><strong><span style="font-size: medium; color: #002060;">El signe de f'(x) depèn <span style="text-decoration: underline;">exclusivament</span> del numerador.</span></strong> </p> <p><strong><span style="font-size: medium; color: #002060;">EN EL DOMINI, la funció és creixent quan la derivada és positiva i decreixent quan f'(x) és negativa.</span></strong></p>
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Thursday, 23 August 2018, 4:19 PM
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Thursday, 23 August 2018, 4:19 PM
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