5. are divisible by 7}Therefore, cardinal number of set Z = 5, i.e., n(Z) = 5Therefore, cardinal number of set P = 5, i.e., n(P) = 5Therefore, cardinal number of set Q = 6, i.e., n(Q) = 6Didn't find what you were looking for? Beginning in the late 19th century, this concept was generalized to infinite sets, which allows one to distinguish between the different types of infinity, and to perform arithmetic on them. Here we are going to see how to find the cardinal number of a set. Examples : 1) What is the cardinal-number of set A of the composite numbers between 10 and 20? Cardinal number of a set : The number of elements in a set is called the cardinal number of the set. After unblocking website please refresh the page and click on find button again. Cardinality of a set calculator - for A = {1,2,3,4,5}, B = {3,4,5,6}, C = {3,6,7,8}, find Cardinality of a set, eg. cardinal number of a set calculator. Obviously, every family has a whole number of children. Number of elements in the given set is 7. Therefore, we can write the list of cardinal numbers as; So, with the help of these numbers given in the table above, we can define the counting of the objects or persons or animals or anything, which are countable. This site is protected by reCAPTCHA and the Google, A = {x<=5; x in N}; B = {2<=x<=8; x in N}; C = {x<=3; x in N}, A = {x^2<10; x in N}; B = {x<=1; x in N}; C = {1<=x<5; x in N}, A = {1,2,3,4}; B = {3,4,9,11}; C = {2,11,18,22}, A = {2,3,6}; B = {3,5,6}; U = {1,2,3,4,5,6}, A = {x<=9; x in N}; B = {3<=x<=7; x is odd}; C = {1