Question

Is 0 included in sets of odd numbers less than 10?

Answer 1

Step-by-step explanation:

The set O of odd positive integers less than 10 can be expressed by________ (a){1, 2, 3} ... So, the odd positive integers less than 10 are 1, 3, 5, 7, 9.

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Answer 2

Let S be the set of odd positive integer less than 10

∴S={1,3,5,7,9}.

Then, Cardinality of set S=∣S∣= no. of elements in S which is 5.