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I ve got this question on sets and I m confused! Is the answer 3 or 4? A= [-1, 0, 1, 2] B= [x^2 : x is an element of A] Find n(B). Thanks!?

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  • I ve got this question on sets and I m confused! Is the answer 3 or 4? A= [-1, 0, 1, 2] B= [x^2 : x is an element of A] Find n(B). Thanks!?


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