
Quadratische Gleichungen/Ungleichungen
Quiz
•
Mathematics
•
9th Grade
•
Hard
Isabella Schreiner
Used 23+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3x² + 2x = 0 ist eine...
lineare Gleichung
reinquadratische Gleichung
gemischtquadratische Gleichung
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x² - 5 = 16 ist eine...
Lineare Gleichung
reinquadratische Gleichung
gemischtquadratische Gleichung
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Die Nullstellen der Funktion y = 3x² + x + 5 können mit der Lösungsformel berechnet werden.
wahr
falsch
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Die Nullstellen der Funktion y = 3x² + x + 5 können mit der Diskriminante berechnet werden.
wahr
falsch
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Die Diskriminante von x² + 2x + 3 = 0 ist...
D = √2² - 4⋅2⋅3
D = √2² - 4⋅1⋅3
D = 4 - 4⋅2⋅3
D = 2² - 4⋅1⋅3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es gilt immer: x² ≥ 0
wahr
falsch
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2kx + 4x² + 5 + k² = 0
a = 2k; b = 4; c = 5 + k²
a = 2k; b = 4k; c = 5
a = 4; b = 2k; c = 5 + k²
a = 4; b = 2k; c = 5
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