Vani Agarwal posted an Question
February 08, 2022 • 08:05 am 30 points
  • IIT JAM
  • Mathematics (MA)

Iit jam ma real numbers how to choose bracket whether it will be closed or open in case of multiplication??

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  • Anonymous User best-answer

    A+B=(-2,7] right half closed A-B=A/B=(2,5] right half closed AB=(-5,10] right half closed

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    In case of multiplication why -5 is in open interval and 10 in closed?

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    bcz -1 not element of A but 2 elements of A

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