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प्रश्न
Express the truth of each of the following statements by Venn diagram:
(a) Some hardworking students are obedient.
(b) No circles are polygons.
(c) All teachers are scholars and scholars are teachers.
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उत्तर
(a) Some hardworking students are obedient.
Let H: set of hardworking students
O: Set of obedient students
U: Set of all students
from Venn diagram the truth value is H ∩ O
(b) No circles are polygons.
Let C: Set of all circles
P: Set of all polygons
U:set of all closed figures
From Venn diagram the truth value is
C ∩ P= Φ
(c) All teachers are scholars and scholars are teachers.
Let T: Set of all teachers
S: Set of all scholars
U: Set of all human beings
From Venn diagram the truth value is T=S
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संबंधित प्रश्न
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\[A \cup B \cup D\]
Let A = {3, 6, 12, 15, 18, 21}, B = {4, 8, 12, 16, 20}, C = {2, 4, 6, 8, 10, 12, 14, 16} and D = {5, 10, 15, 20}.
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Find: \[B - C\]
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Express the truth of each of the following statements by Venn diagram :
(a) Some hardworking students are obedient.
(b) No circles are polygons.
(c) All teachers are scholars and scholars are teachers.
Use the given Venn-diagram to find :
B'
Use the given Venn-diagram to find :
A ∩ B
Draw a Venn-diagram to show the relationship between two overlapping sets A and B. Now shade the region representing :
A ∩ B
Two sets A and B are such that A ∩ B = Φ. Draw a venn-diagram to show the relationship between A and B. Shade the region representing :
(A ∪ B)'
In the given diagram, shade the region which represents the set given underneath the diagrams: (P ∩ Q)'
Using the given diagram, express the following sets in the terms of A and B. {a, d}
Using the given diagram, express the following sets in the terms of A and B. {a, d, g, h}
Represent the truth of the following statement by the Venn diagram.
Some hardworking students are obedient.
Represent the following statement by the Venn diagram.
No circle is rectangle.
Draw the Venn diagrams to illustrate the following relationship among sets E, M and U, where E is the set of students studying English in a school, M is the set of students studying Mathematics in the same school, U is the set of all students in that school.
All the students who study Mathematics study English, but some students who study English do not study Mathematics.
Draw Venn diagram for the following:
No policeman is thief
Draw Venn diagram for the following:
Some doctors are rich
