SOLUTION: What is the domain of g(x)=sqrroot of 5x-75 in interval notation? 5x-75 is all under the square root sign. Thanks

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Question 246215: What is the domain of g(x)=sqrroot of 5x-75 in interval notation? 5x-75 is all under the square root sign. Thanks
Answer by dabanfield(803) About Me  (Show Source):
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What is the domain of g(x)=sqrroot of 5x-75 in interval notation? 5x-75 is all under the square root sign. Thanks
The square root is only defined for non-negative numbers so the domain is for all values of x where 5x-75 => 0
5x-75 => 0
5x => 75
x => 15
It remains only to put this into interval notation.