All real numbers that are less than equal to -1 or greater than 5

Discussion in 'Calculator Requests' started by math_celebrity, Aug 26, 2016.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    We have two expressions here, so we need a union since we have the word or.

    First, All real numbers less than or equal to -1 is x <= -1.

    All real numbers greater than 5 is x > 5

    So we have x <= -1 U x > 5

     
    Last edited: Nov 21, 2023

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