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OpenStudy (anonymous):
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OpenStudy (anonymous):
|dw:1335730356772:dw|
OpenStudy (anonymous):
\[\sqrt{x+2}+4 =x ?\]
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
\[x+2=(x-4)^{2}=x ^{2}-8x+16\] \[x ^{2}-9x+14 =0\] factorizing: (x-2)(x-7)=0 x=2 and x=7
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