Α.Λ_Η εξίσωση αx = β
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Medium
giannis xantzis
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Αν για την εξίσωση αx = β γνωρίζουμε ότι α = 0, τότε η εξίσωση είναι σίγουρα ταυτότητα.
Σ Ω Σ Τ Ο
Λ Α Θ Ο Σ
Answer explanation
Μπορεί να είναι ταυτότητα ή αδύνατη.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Αν η εξίσωση αx = β είναι ταυτότητα , τότε είναι σίγουρο ότι α = 0.
Σ Ω Σ Τ Ο
Λ Α Θ Ο Σ
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Αν η εξίσωση αx = β είναι αδύνατη , τότε είναι σίγουρο ότι α = 0.
Σ Ω Σ Τ Ο
Λ Α Θ Ο Σ
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Αν ο συντελεστής α = 0, τότε η εξίσωση αx = β είναι ταυτότητα ή αδύνατη.
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Λ Α Θ Ο Σ
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Αν η εξίσωση (λ2 - 4)x = λ + 2 είναι ταυτότητα , τότε . . .
λ = 2 ή λ = - 2
λ = 2
λ = - 2
Answer explanation
Αν η εξίσωση (λ2 - 4)x = λ + 2 είναι ταυτότητα, θα πρέπει
το λ2 - 4 = 0 και λ + 2 = 0.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Κάθε εξίσωση που έχει άπειρες λύσεις, είναι ταυτότητα.
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Λ Α Θ Ο Σ
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