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OpenStudy (anonymous):
sqrt(x^2 - 9) = x - 1
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OpenStudy (anonymous):
\[\sqrt{x ^{2}-9}=x-1\]
OpenStudy (anonymous):
square both sides to get x^2-9=(x-1)^2
OpenStudy (anonymous):
factor out (x-1)^2 to get x^2-2x+1
OpenStudy (anonymous):
*facepalm* I had that but thanks I just forgot to subtract x^2
OpenStudy (anonymous):
lol no prod :D
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OpenStudy (anonymous):
prob* lol
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