Question

what is the cardinality of B = the set of even numbers between 2 to 12(pls answer)​

Answer 1

$\large\underline{\underline{\maltese{\pmb{\sf{\red{\: Definition :-}}}}}}$

Cardinality is the number of elements in a given mathematical set.

even numbers from 2-12 are

4,6,8,10

$\large\underline{\underline{\maltese{\pmb{\sf{\red{\: Answer :-}}}}}}$

hence 4 numbers