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Math Help - The domain of the function

  1. #1
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    The domain of the function

    The domain of the function

    is :

    Write the answer in interval notation

    gave me (- infinity,0)U(5,infinity) but its not the right answer please help
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  2. #2
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    Quote Originally Posted by wannous View Post
    The domain of the function

    is :

    Write the answer in interval notation

    gave me (- infinity,0)U(5,infinity) but its not the right answer please help
    you forgot to include x = 5 and x = 0
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  3. #3
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    solve for

    x(x-5)>0

    x\in (-\infty,0] \cap [5,\infty)

    What is the difference in our responses? Why?
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  4. #4
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    i dont know? what is the difference
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  5. #5
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    Quote Originally Posted by wannous View Post
    i dont know? what is the difference
    review the rules for interval notation ...

    (-\infty,0] is x \le 0

    (-\infty,0) is x < 0
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