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jennyjewell25 Group Title

Identify the number as rational or irrational. Explain. 291.87

  • 2 years ago
  • 2 years ago

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  1. myininaya Group Title
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    Can this number be written as an integer/integer?

    • 2 years ago
  2. jennyjewell25 Group Title
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    i have no idea

    • 2 years ago
  3. myininaya Group Title
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    If so it it rational If not it is irrational

    • 2 years ago
  4. radar Group Title
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    291 87/100

    • 2 years ago
  5. myininaya Group Title
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    So based on what radar posted what conclusion can you draw?

    • 2 years ago
  6. jennyjewell25 Group Title
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    i dont even understand what he put i dont even understand the question

    • 2 years ago
  7. myininaya Group Title
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    Basically it is asking if you can write it as an integer over and integer or not

    • 2 years ago
  8. myininaya Group Title
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    \[\text{ example } 21.23 \text{ is rational because } 21.23=\frac{2123}{100} \]

    • 2 years ago
  9. myininaya Group Title
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    2123 and 100 are integers

    • 2 years ago
  10. myininaya Group Title
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    10.421=10421/1000 is rational too

    • 2 years ago
  11. jennyjewell25 Group Title
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    so another words it rational because its equivalent to a fraction

    • 2 years ago
  12. myininaya Group Title
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    a fraction that is only composed of integers integers are {...,-3,-2,-1,0,1,2,3,...}

    • 2 years ago
  13. jennyjewell25 Group Title
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    wow im confused

    • 2 years ago
  14. myininaya Group Title
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    an example of irrational is 2.533333343536346346436346363634564352345325235.... keeps going and has no pattern

    • 2 years ago
  15. myininaya Group Title
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    your number terminates so it is rational

    • 2 years ago
  16. myininaya Group Title
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    if the decimal part has a pattern it would also be rational since it can be written as an integer over an integer

    • 2 years ago
  17. myininaya Group Title
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    just like one that terminates can be written as an integer over an integer

    • 2 years ago
  18. myininaya Group Title
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    pattern or terminates=> rational

    • 2 years ago
  19. myininaya Group Title
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    no pattern and forever never ending=>irrational

    • 2 years ago
  20. myininaya Group Title
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    is that less complicated?

    • 2 years ago
  21. radar Group Title
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    Some irrational numbers are pi, the square root of 2, and many others.

    • 2 years ago
  22. jennyjewell25 Group Title
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    yes thank you

    • 2 years ago
  23. radar Group Title
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    Good luck with these, you will find irrational things in life. They are real, but can't be expressed exactly.

    • 2 years ago
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