Mathematics, 23.02.2021 04:40 faithrawlins14

A consists of all the real numbers inside the rectangle with corners {(-1,-1),(1,1).(-1,1),(1,-1)). Let B the circle centered at (0,0) with radius 1. Then AU B is set A. is it true or false

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A consists of all the real numbers inside the rectangle with corners {(-1,-1),(1,1).(-1,1),(1,-1))....