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OpenStudy (anonymous):
solve: square root (x-2)=8-x
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OpenStudy (tkhunny):
#1 \[x-2 \ge 0\] Why?
OpenStudy (anonymous):
how is it x-2 is greater than or equal to 0
OpenStudy (tkhunny):
That's just #1. It is something to think BEFORE you start trying to solve anything. AFTER you think that, go ahead and square both sides.
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