Question: 1 Select the sets that are open 8-43 O E X : X E [ - 2 . 3 ) U 10 , 5)3 OEX

1 Select the sets that are open 8-43 O E X : X E [ - 2 . 3 ) U 10 , 5)3 OEX : XE ( - 1 , 1 )3 OR o EX : XE ( - 1 , 1 ) U [ 0 , 3)3 2. Select the sets that are compact in the real numbers; OEX : XE [ 3,8]3 OEX : XELI, 5)U (2.513 OEX : XE [- 3, - 1)0 1 - 4 ,- 213 O E X : XE [ o , ) n [ - 5 .4)3 OE X : XELO , 20 ) 3 3. Any subset of the real numbers A C. RR must be eithe opened or closed TRUE FALSE

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