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OpenStudy (anonymous):
solve give exact solution. (7+√x)^2-14(7+√x)+22=0
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OpenStudy (anonymous):
I got 27. is this correct?
OpenStudy (anonymous):
(7+√x)^2-14(7+√x)+22=0 \[49+14\sqrt{x}+x-98-14\sqrt{x}+22=0\] \[-27+x=0\] x=27 right @pleasecrystal
OpenStudy (anonymous):
thank you
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