Funcions 1
Quiz
•
Mathematics
•
11th Grade
•
Hard
Óscar Martínez
Used 5+ times
FREE Resource
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31 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Una funció real de variable real vol dir...
Que per cada valor real X obtenim un valor natural Y.
Que per cada valor real X obtenim un valor irracional Y.
Que per cada valor natural X obtenim un valor real Y.
Que per cada valor real X obtenim un valor real Y.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Donada la funció f(x) = 5x - 2, el seu domini és...
Tots els nombres reals menys 5.
Tots els nombres reals.
Tots els nombres reals menys 2.
No té domini aquesta funció.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Donada la funció f(x) = x2 + 5x - 8, el seu domini és...
Tots els nombres reals.
Tots els nombres reals menys 1, ja que a = 1.
Tots els nombres reals menys 5, ja que b = 5.
Tots els nombres reals menys -8, ja que c = -8.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Marca la correcta respecte a la funció de la imatge:
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Totes les funcions polinòmiques no tenen com a domini els nombres reals.
Vertader.
Fals.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Les funcions quadràtiques són funcions polinòmiques.
Vertader.
Fals.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Les funcions afí i lineal tenen el mateix domini però diferent recorregut.
Vertader.
Fals.
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