Advertisements
Advertisements
प्रश्न
State true or false for the following. Correct the wrong statement.
If A = {0}, then n(A) = 0
विकल्प
True
False
Advertisements
उत्तर
False
True statement is n (A) = 1
APPEARS IN
संबंधित प्रश्न
State, whether the pair of sets, given below, are equal sets or equivalent sets:
{3, 5, 7} and {5, 3, 7}
State, whether the pair of sets, given below, are equal sets or equivalent sets:
{7, 7, 2, 1,2} and {1, 2, 7}
State, whether the pair of sets, given below, are equal sets or equivalent sets:
{2, 4, 6, 8, 10} and {a, b, d, e, m}
Write the cardinal number of the following set:
E = {16, 17, 18 19}
Given:
A = {Natural numbers less than 10}
B = {Letters of the word ‘PUPPET’}
C = {Squares of first four whole numbers}
D = {Odd numbers divisible by 2}.
Find: n(B)
Given:
A = {Natural numbers less than 10}
B = {Letters of the word ‘PUPPET’}
C = {Squares of first four whole numbers}
D = {Odd numbers divisible by 2}.
Find: n(C)
Each student in a class of 35 plays atleast one game among chess, carrom and table tennis. 22 play chess, 21 play carrom, 15 play table tennis, 10 play chess and table tennis, 8 play carrom and table tennis and 6 play all the three games. Find the number of students who play chess and carrom but not table tennis (Hint: Use Venn diagram)
In a class of 50 students, each one come to school by bus or by bicycle or on foot. 25 by bus, 20 by bicycle, 30 on foot and 10 students by all the three. Now how many students come to school exactly by two modes of transport?
For any three sets A, B and C, (A – B) ∩ (B – C) is equal to
Which symbol is used to denote the cardinality of a set A?
