If A = {8,10,11,12,16,20} then what will be the cardinal number of A ?

Question

If A = {8,10,11,12,16,20} then what will be the cardinal number of A ?​

Anna · Answer

Step-by-step explanation:   Cardinal number of a set means the number of elements a SET has.       As per the description of the SET, we notice that set A ={7,9,14,18}      Hence, cardinal number of SET A is 4

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