Curriculum
Course: Mathematics — Second Preparatory
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Curriculum

Mathematics — Second Preparatory

Unit 1: Real Numbers

0/10

Unit 2: Algebra

0/8

Unit 3: Geometry

0/12

Unit 4: Statistics

0/4
Quiz

Intervals and Operations on Them — Lesson quiz

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  • Questions count: 5
  • Passing grade: 60%
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1.
Write the interval of the numbers from 2 to 6, excluding both endpoints.
[2, 6]
(2, 6)
[2, 6)
(2, 6]
2.
Find [1, 4] ∪ [3, 8].
[3, 4]
[1, 3]
[1, 8]
(1, 8)
3.
Find [1, 4] ∩ [3, 8].
[1, 8]
[4, 8]
[1, 3]
[3, 4]
4.
Solve 2 < x + 1 ≤ 6 and write the solution as an interval.
(1, 5]
[1, 5]
(3, 7]
(1, 5)
5.
Find [0, 10] − [4, 6].
[4, 6]
[0, 4) ∪ (6, 10]
[0, 4] ∪ [6, 10]
(4, 6)
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