
Equazioni di secondo grado
Authored by Sonia Calanni
Mathematics
4th Grade
Used 600+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quale tra le seguenti è un'equazione di secondo grado spuria?
x^2+4=0
x^2+4x=0
x^2+4x+3=0
3+4x+x^2=0
4+x^2=0
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quali sono le soluzioni dell'equazione di secondo grado x^2-4=0?
+2
Infinite
+2 e -2
Nessuna
-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quante soluzioni ha un'equazione di secondo grado completa con ∆>0?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quanto vale il termine noto nell'equazione 2x^2-4x=0?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quante soluzioni può avere al massimo un'equazione di secondo grado?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Come è detta un'equazione di secondo grado con b=0?
Completa
Pura
Spuria
Fratta
Lineare
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quale tra le seguenti affermazioni, relative all'equazione 2x^2-5x-3=0, è corretta?
L'equazione è incompleta
Il termine noto è uguale a 3
Il coefficiente di x è uguale a -5
Il coefficiente di x è uguale a 2
Il coefficiente della x^2 è -5
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