Question

Find number of subsets of A, proper subsets of A, non-empty subsets of A and non-empty proper subsets of A. .(i) If A={ x:|x| <3, x∈ z } ,(ii) A=Range of signum function ,​

Answer 1

2

Step-by-step explanation:

it is correct answer key

Answer 2

Answer:

your answer is 2

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