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Algebra 8 Online
OpenStudy (anonymous):

why is the square root of x+4=x-2 extraneous?

OpenStudy (anonymous):

graph it

OpenStudy (anonymous):

but it doesnt tell me to graph it it just wants me to explain why its extraneous, i know theres a rule if it has a negative in it but i cant remember. Do you know it?

OpenStudy (anonymous):

@sourwing

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