Vani Agarwal posted an Question
February 08, 2022 • 23:38 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Iit jam ma why in case of multiplication -5 is in open interval and 10 in close interval??

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  • Anonymous User Best Answer

    bcz -1 is not a element of A and 2 is element of A so -1x5 =-5 in open 2x5=10 in close

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