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Math Help - natural logarithm

  1. #1
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    natural logarithm

    TRUE or FALSE?
    The function
    e^{ln x}
    is not defined for all real numbers x.
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by yoman360 View Post
    TRUE or FALSE?
    The function
    e^{ln x}
    is not defined for all real numbers x.
    what do you think the domain is? do all real x work in ln(x)?
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  3. #3
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    yeah its false because ln 0 = undefined
    x>0
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  4. #4
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by yoman360 View Post
    yeah its false because ln 0 = undefined
    x>0
    correct, in fact, it is undefined for all x \le 0
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