
εξισώσεις β΄ βαθμού
Authored by christina kladou
Mathematics
8th - 9th Grade
Used 11+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Στην εξίσωση 2χ2+3χ-1=0 έχουμε
α=-1
α=3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Δίνεται η εξίσωση χ2-5χ+6=0. Η διακρίνουσα Δ είναι
Δ=1
Δ=49
Δ=0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Η εξίσωση 3χ2+2χ+1=0 έχει διακρίουσα Δ=-8
Η εξίσωση έχει 2 λύσεις
Η ξίσωση έχει 1 λύση
Η εξίσωση δεν έχει λύσεις
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Η εξίσωση αχ2+βχ+γ=0 όταν Δ=0
έχει μια διπλή λύση
δεν έχει λύσεις
έχει δύο διαφορετικές λύσεις
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Η εξίσωση 4χ2-4χ+1=0 έχει διακρίνουσα Δ=0
Η εξίσωση έχει 2 λύσεις
Η εξίσωση έχει 1 λύση
Η εξίσωση δεν έχει λύσεις
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Στην εξίσωση χ2-6χ+9=0 έχουμε
α=3
α=6
α=9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Η εξίσωση 2χ2-4χ+2=0 όταν Δ=0
έχει μια διπλή λύση
δεν έχει λύσεις
έχει δύο διαφορετικές λύσεις
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