Question

Given, A = {-3 , -1 , 1 , 3 , 5 , 7 , 9}.
i). Find n(A).
ii). Is 3 € A?
iii). Is -4 € A? ​

Answer 1

Answer:

(iii). is -4€ A?

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Answer 2

Answer:

I).n(A)={-3,-1,1,3,5,7,9}

ii).yes

iii).no