Zbiory i przedziały
Authored by Lucyna Sosnowska
Mathematics
9th - 12th Grade
Used 174+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Zbiór wszystkich liczb naturalnych 𝑥 spełniających warunek −4<𝑥⩽3 to
{-4, -3, -2, -1, 0}
{-3, -2, -1, 0}
{ 0, 1, 2, 3}
{-4, -3, -2, -1, 0, 1, 2, 3}
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Zbiór
{−3,−2,−1, 0, 1, 2, 3, 4} \ 𝑁
to:
{1,2,3,4}
{−3,−2,−1,0}
{−3,−2,−1}
{0,1,2,3,4,5}
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zaznaczony na rysunku zbiór można zapisać jako:
B \ (A ∪ C)
B \ (A ∩ C)
(A ∪ C) \ B
(B ∪ C ) \ A
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Zaznaczono nierówność
-1 < x ≤ 5
-1 ≤ x ≤ 5
-1 < x < 5
-1 ≤ x < 5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zaznaczono przedział liczbowy
x ∈ 〈 -1; 5)
x ∈ ( -1; 5)
x ∈ ( -1; 5〉
x ∈ 〈 -1; 5〉
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
( -2; 3) ∩ 〈 1; 5〉
〈1; 3)
(1 ; 3 〉
( 1; 3 )
〈 1; 3 〉
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
( -2; 3) ∪ 〈 1; 5〉
〈 -2; 5)
( -2; 5 〉
( -2; 5 )
〈 -2; 5 〉
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