SOLUTION: how to find the domain of f (x) = ln(x + sqrt(x^2 −9)) Thank you

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Question 1005768: how to find the domain of f (x) = ln(x + sqrt(x^2 −9))

Thank you

Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!
Some help to start:
and ; The square root also requires , the most important part of establishing the domain.

If you could use graphing device to avoid the algebra, then

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