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anonymous

  • 5 years ago

Let the function f be defined by the equation y = f(x), where x and f(x) are real numbers. Find the domain of the function.

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  1. anonymous
    • 5 years ago
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    \[f(x)=x+3 \over x-13\]

  2. anonymous
    • 5 years ago
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    all real x, \[x \neq13\]

  3. anonymous
    • 5 years ago
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    these are my choices for the answer a.(-[\infty\], 13) ∪ (13,[\infty\] ) b. (-[\infty\], -13) ∪ (13,[\infty\] ) c. (-[\infty\],[\infty\] ) d. (-[\infty\], 0] ∪ (13,[\infty\] ) e. (- [\infty\] , -13] ∪ [13,[\infty\] )

  4. anonymous
    • 5 years ago
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    suppose to be [\infty\] infinity sign

  5. anonymous
    • 5 years ago
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    then it would be "a" that includes all points except x=13

  6. anonymous
    • 5 years ago
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    thanks that where i thought you where going with it but was not sure..

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