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Mathematics 14 Online
OpenStudy (anonymous):

Domain of a function? Check my answer?

OpenStudy (anonymous):

wolfram says A but a second opinion would be nice

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

since \(x^2+4\geq 0\) always

OpenStudy (anonymous):

thanks so much @satellite73

OpenStudy (anonymous):

yw, you did all the work...

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