Curriculum
Course: Mathematics — First Preparatory
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Curriculum

Mathematics — First Preparatory

Unit 1: Numbers

0/10

Unit 2: Algebra

0/4

Unit 3: Statistics

0/6

Unit 4: Geometry

0/6
Quiz

Sets and Operations on Sets — Lesson quiz

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  • Questions count: 4
  • Passing grade: 60%
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1.
If A = {a, b, c} and B = {b, c, d}, find A ∪ B and A ∩ B.
A ∪ B = {b, c} and A ∩ B = {a, b, c, d}
A ∪ B = {a, b, c, d} and A ∩ B = {a, d}
A ∪ B = {a, b, c, d} and A ∩ B = {b, c}
A ∪ B = {a, b, c} and A ∩ B = {b, c, d}
2.
If n(A) = 12, n(B) = 9 and n(A ∩ B) = 4, find n(A ∪ B).
17
25
21
8
3.
If U = {1, 2, 3, 4, 5, 6, 7, 8} and A = {2, 4, 6, 8}, find A′.
{2, 4, 6, 8}
{1, 3, 5, 7}
{1, 2, 3, 4, 5, 6, 7, 8}
{1, 3, 5, 7, 9}
4.
If A = {1, 2, 3, 4} and B = {3, 4, 5}, find A − B.
{3, 4}
{1, 2, 5}
{1, 2}
{5}
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