
Test sulle coniche
Authored by Alessandro Loda
Mathematics
9th - 10th Grade
Used 43+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual è il centro di simmetria dell'iperbole di equazione ?
(0, 4)
(4, 0)
(-4, 0)
(0, -4)
(-4, 3)
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Le seguenti equazioni
16y²=-4x²+64, 6x²-6y²=54, x²+y²=-4x-y+4, x²-2y=x+3,
rappresentano nell'ordine
ellisse, iperbole circonferenza, parabola
iperbole, iperbole, circonferenza, parabola
ellisse, iperbole, parabola, retta
iperbole, circonferenza, ellisse, parabola
nessuna delle altre risposte
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Calcola le equazioni degli asintoti della parabola di equazione :
4y² -16x² =64
Nessuna delle altre risposte
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual è l'equazione dell'iperbole nell'immagine?
y2/25 - (x+2)2 = 1
(x - 2)2 - y2/25 = 1
(x+2)2/25 - y2/1 = 1
y2/25 + (x + 2)2/1 = 1
Nessuna delle altre risposte
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual è il centro di simmetria dell'iperbole di equazione 3x2-2y2+12x-4y+4=0 ?
(3, -2)
(-2, -1)
(-6, -2)
(-12, 4)
nessuna delle altre risposte
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Quali sono i fuochi dell'iperbole di equazione y²/12 - x²/5 = 1
(0, ±√17)
(±√17, 0)
(0, ±√7)
(±√7, 0)
nessuna delle altre risposte
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual è l'equazione che collega la semidistanza focale alla semilunghezza degli assi di un'iperbole?
c2 = a2 + b2
c2 = a2 - b2
e=c/a
(x-h)2 - (y-k)2 = 1
nessuna delle altre risposte
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