Κουίζ Ανισώσεων
Authored by Όμιλος Μαθηματικών
Mathematics
2nd Grade
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ποιες είναι οι ανισώσεις 1ου βαθμού;
α + β > 0
αx^3 + βx^2 + γx + δ > 0
αx^2 + βx + γ > 0
αx + β > 0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ποια είναι η λύση της ανίσωσης 4x > 8;
x = 2
x < 2
x > 2
x ≥ 2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ποιες είναι οι κοινές λύσεις των ανισώσεων x < 5 και x ≥ 2;
x ∈ (2, 5]
x ∈ (2, 5)
x ∈ [2, 5]
x ∈ [2, 5)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ποια είναι η μορφή του τριωνύμου 2x^2 - 3x - 2;
2(x + 1)(x - 2)
2(x - 1)(x + 2)
2(x + 2)(x - 1)
2(x - 2)(x + 1)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ποιες είναι οι ρίζες του τριωνύμου x^2 - 2x + 1;
x = 1
x = -1
x = 2
x = 0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ποια είναι η διακρίνουσα του τριωνύμου x^2 - 4x + 4;
0
2
4
8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ποιες είναι οι λύσεις της ανίσωσης x^2 - 4 < 0;
x ∈ (2, +∞)
x ∈ (-∞, -2)
x ∈ (-2, 2)
x ∈ [-2, 2]
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