Intervaly
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Petr Pavelka
Used 6+ times
FREE Resource
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11 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
2 mins • 2 pts
Vyberte všechny platné zápisy intervalů:
⟨-2; 2)
⟨-2; -2⟩
(2; -2⟩
(2; 2)
(-2; 2⟩
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Množinu {x ∈ R; x ≤ -2} zapíšeme intervalem:
⟨-∞; -2⟩
(-∞; -2)
(-∞; -2⟩
tuto množinu nelze intervalem zapsat
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Množinu {x ∈ R; x > 2,5} zapíšeme intervalem:
(2,5; +∞)
(2; 5)
⟨3; +∞)
tuto množinu nelze intervalem zapsat
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Množinu {x ∈ Z; -1 ≤ x < 4} zapíšeme intervalem:
(-∞; 4)
(-1; 4)
⟨-1; 4)
tuto množinu nelze intervalem zapsat
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Množinu {x ∈ R; 2 ≥ x > 1} zapíšeme intervalem:
(1; 2⟩
⟨2; +∞)
⟨2; 1)
tuto množinu nelze intervalem zapsat
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Množinu všech záporných reálných čísel R- zapíšeme intervalem:
(-∞; 0)
(-∞; 0⟩
(0; -∞)
tuto množinu nelze intervalem zapsat
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Množinu všech racionálních čísel zapíšeme intervalem:
(-∞; +∞)
(-∞; ∞)
(±∞)
tuto množinu nelze intervalem zapsat
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