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madixy

  • 3 years ago

Determine the domain f(x) = 4/x^2

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  1. Libniz
    • 3 years ago
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    what happen if you put 0 for x

  2. madixy
    • 3 years ago
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    it would equal 0

  3. Libniz
    • 3 years ago
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    no

  4. madixy
    • 3 years ago
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    oh 4

  5. Libniz
    • 3 years ago
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    no

  6. Eyad
    • 3 years ago
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    Domain =R-{0}

  7. Eyad
    • 3 years ago
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    because if u put zero in the denominator of a fraction that will give you a math error..

  8. Eyad
    • 3 years ago
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    Whenever you are given a fraction and u need to find its domain ,take the denominator and equal it to zero then solve and the result will be the domain in the form R-{result} ...

  9. madixy
    • 3 years ago
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    So I have to find the range first?

  10. Eyad
    • 3 years ago
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    i didn't say find the range ! Just equal it to zero x^2=0 x=0 Domain=R-{0}

  11. madixy
    • 3 years ago
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    what is R then? haha I'm sorry

  12. madixy
    • 3 years ago
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    oh result

  13. madixy
    • 3 years ago
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    oh oh ohhhh thank you. It just clicked! :) THANKS!

  14. Eyad
    • 3 years ago
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    R=Real numbers

  15. Eyad
    • 3 years ago
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    Thats mean the domain is all real numbers except Zero :)

  16. Eyad
    • 3 years ago
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    Yw

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