Which of the following are Real Numbers?

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2 Answers

  • Jim
    Lv 7
    1 month ago
    Favorite Answer

    Anything without a "divide by zero" or √-1 factor are Real.

    Not π/0, √-4, √-21

  • 1 month ago

    they are all real except the two with √(–n) and π/0

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