
Διακρίνουσα
Authored by Evangelia Priska
Mathematics
10th Grade
Used 1+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ποια είναι η διακρίνουσα της εξίσωσης x2 - 4x + 3 = 0;
2
4
0
6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Προσδιορίστε τις ρίζες της δευτεροβάθμιας εξίσωσης 2x2 + 3x - 5 = 0.
-1, 5
2, -1
0, 3
1, -2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Λύστε την τετραγωνική εξίσωση x2 + 6x + 9 = 0.
x = 3
x = -3
x = 0
x = -6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Εφαρμόστε τον κατάλληλο τύπο για να βρείτε τις ρίζες της εξίσωσης x2 - 2x - 8 = 0.
Οι ρίζες είναι x = 4 και x = -2.
Οι ρίζες είναι x = 0 και x = -8.
Οι ρίζες είναι x = 3 και x = 1.
Οι ρίζες είναι x = 2 και x = -4.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Υπολογίστε την διακρίνουσα για την εξίσωση 3x2 + 12x + 9 = 0.
0
24
12
36
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ποιες είναι οι ρίζες της εξίσωσης x2 + 5x + 6 = 0;
-2, -3
-4, -1
-1, -6
0, -5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Λύστε την εξίσωση 4x2 - 12x + 9 = 0 χρησιμοποιώντας τον τύπο της διακρίνουσας.
2.5
-1.5
1.5
0.5
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