TEST 1 - INTERVALE - 2019

Quiz
•
Mathematics
•
8th - 9th Grade
•
Medium
Peter Pop
Used 51+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Scrisă
sub formă de interval mulțimea numerelor
reale
x care satisfac relația
x < 5 este egală
cu ... .
(-∞; 5)
(5;+∞)
(-5; 5)
(-∞; 5]
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Scrisă sub formă de interval mulțimea numerelor reale x care satisfac relația
x ≥ 5 este egală cu ... .
[5;+∞)
(5;+∞)
(-5;5)
[-5;5]
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Scrisă sub formă de interval mulțimea numerelor reale x care satisfac relațiile
x > 2 și x ≤ 5 este egală cu ... .
[2;5]
[2;5)
(2;5)
(2;5]
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Scrisă sub formă de interval mulțimea
A = {x∈ℝ/-3 < x < 4} este egală cu ... .
[-3;4)
[-3;4]
(-3;4)
(-3;4]
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Scrisă sub formă de interval mulțimea
A = {x∈ℝ/-1 ≤ x < 5} este egală cu ... .
(-1;5]
[-1;5]
[-1;5)
(-1;5)
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Scrisă sub formă de interval mulțimea
A = {x∈ℝ/0 ≤ x} este egală cu ... .
(0;+∞)
[0;+∞)
(-∞;0)
(-∞;0]
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Scrisă sub formă de interval mulțimea
A = {x∈ℝ/x < 4} este egală cu ... .
[4;+∞)
(4;+∞)
(-∞;4]
(-∞;4)
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