Advertisements
Advertisements
प्रश्न
U = {1, 2, 3, 7, 8, 9, 10, 11, 12}
P = {1, 3, 7, 10} then
- show the sets U, P and P' by the Venn diagram.
- Verify (P')' = P
Advertisements
उत्तर
(i) We have, U = {1, 2, 3, 7, 8, 9, 10, 11, 12} and P = {1, 3, 7, 10}
P' = U - P = {2, 8, 9, 11, 12}

(ii) U = {1, 2, 3, 7, 8, 9, 10, 11, 12} and P = {1, 3, 7, 10}
P' = {2, 8, 9, 11, 12}
∴ (P')' = U - P' = {1, 3, 7, 10}
∴ (P')' = P
APPEARS IN
संबंधित प्रश्न
Draw a Venn diagram for the truth of the following statement :
All rational number are real numbers.
If A and B are two set such that \[A \subset B\]then find:
\[A \cap B\]
If A = {1, 2, 3, 4, 5}, B = {4, 5, 6, 7, 8}, C = {7, 8, 9, 10, 11} and D = {10, 11, 12, 13, 14}, find:
\[B \cup C\]
Let \[A = \left\{ x: x \in N \right\}, B = \left\{ x: x - 2n, n \in N \right\}, C = \left\{ x: x = 2n - 1, n \in N \right\}\] and D = {x : x is a prime natural number}. Find: \[B \cap D\]
Let \[A = \left\{ x: x \in N \right\}, B = \left\{ x: x - 2n, n \in N \right\}, C = \left\{ x: x = 2n - 1, n \in N \right\}\] and D = {x : x is a prime natural number}. Find: \[C \cap D\]
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}. Find: \[A - C\]
Express the truth of the following statements with the help of Venn diagram:
(a) No circles are polygon
(b) If a quadrilateral is rhombus , then it is a parallelogram .
Using the Venn diagram, examine the logical equivalence of the following statements:
(a) Some politicians are actors.
(b) There are politicians who are actors.
(c) There are politicians who are not actors.
Draw a Venn-diagram to show the relationship between two sets A and B; such that A ⊆ 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 :
B ∩ A'
State the sets representing by the shaded portion of following venn-diagram :
Using the given diagram, express the following sets in the terms of A and B. {a, d, c, f, g, h}

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.
No circles are polygons.
Draw a Venn diagram for the truth of the following statement.
Some share brokers are chartered accountants.
Draw a Venn diagram for the truth of the following statement.
No wicket keeper is bowler, in a cricket team.
Express the truth of the following statement by the Venn diagram.
All men are mortal.
Express the truth of the following statement by the Venn diagram.
Some persons are not politician.
Take the set of natural numbers from 1 to 20 as universal set and show set X using Venn diagram.
X = {x | x ∈ N, and 7 < x < 15}
