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Mathematics 24 Online
OpenStudy (anonymous):

OK this one im sure is "a" @BlackLabel because the Domain must be 0 or greater.

OpenStudy (anonymous):

OpenStudy (anonymous):

Yup looks like A to me

OpenStudy (anonymous):

on this i know that is sqrt is negative it reflected below the x axis so i think its b

OpenStudy (anonymous):

what do you think? i have the page in front of me

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