Math Problem Statement

List the elements of the following sets from the figure shown in the Venn diagram.

Solution

Let's go through the Venn diagram shown in the image and solve the given questions one by one.

Given:

  • The universal set UU is divided into two subsets AA and BB, with their corresponding elements marked in the diagram.
  • Elements labeled as a,b,c,d,e,f,ga, b, c, d, e, f, g.

From the Venn diagram:

  • AA is the set containing the elements a,c,da, c, d.
  • BB is the set containing the elements b,c,eb, c, e.
  • The universal set UU contains a,b,c,d,e,f,ga, b, c, d, e, f, g.

Let's answer each question:

  1. UU:
    The universal set contains all the elements present in the diagram.
    U={a,b,c,d,e,f,g}U = \{a, b, c, d, e, f, g\}

  2. ABA' \cup B' (Complement of A union complement of B):
    We need to find the elements that are not in AA or not in BB.
    A={b,e,f,g}A' = \{b, e, f, g\} (elements not in AA)
    B={a,d,f,g}B' = \{a, d, f, g\} (elements not in BB)
    AB={a,b,d,e,f,g}A' \cup B' = \{a, b, d, e, f, g\}

  3. ABA' \cap B' (Complement of A intersect complement of B):
    Elements that are not in AA and not in BB.
    AB={f,g}A' \cap B' = \{f, g\}

  4. ABA' \cap B (Complement of A intersect B):
    Elements that are not in AA but are in BB.
    AB={b,e}A' \cap B = \{b, e\}

  5. ABA \cup B' (A union complement of B):
    Elements that are in AA or not in BB.
    AB={a,c,d,f,g}A \cup B' = \{a, c, d, f, g\}


Let me know if you'd like any more details or explanations!

Relative Questions:

  1. What is the difference between the union and intersection of two sets?
  2. How do we find the complement of a set in a universal set?
  3. Can you explain the logic behind finding ABA' \cup B'?
  4. How would the sets change if a new element was added only to AA?
  5. Can you show an example where ABA \cap B' has more elements?

Tip:

Always double-check set complements to ensure you've included all elements outside the specific set(s).

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Math Problem Analysis

Mathematical Concepts

Set Theory
Venn Diagrams
Set Operations

Formulas

Union of sets (A ∪ B)
Intersection of sets (A ∩ B)
Complement of a set (A')

Theorems

De Morgan's Laws

Suitable Grade Level

Grades 8-10