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Mathematics 12 Online
OpenStudy (anonymous):

NEED TO CHECK SOME ANSWERS! √x+6=-2 Answer is x=-64 12√72+6√72= Answer is 18√72

jhonyy9 (jhonyy9):

the second is right - in first is sqrt(x+6)=-2 or just sqrtx +6 =-2 so if just sqrt (x)=-8 than x=64

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