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Mathematics 17 Online
OpenStudy (anonymous):

help with last question for calc!

OpenStudy (anonymous):

Determine the domain of the function. @campbell_st

OpenStudy (perl):

last question you will ever ask?

OpenStudy (anonymous):

hahaha noo, just for today(:

OpenStudy (perl):

the domain is all the numbers that are 'defined', which means all the numbers which won't give you an error if you plug it into the function

OpenStudy (perl):

is there any number which can give us trouble here, an error? I see division by zero if ...

OpenStudy (anonymous):

so it would be All real numbers except 9 right?

OpenStudy (perl):

yes

OpenStudy (anonymous):

thanks!

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