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OpenStudy (anonymous):
Let S(x)=x+1/x-3 and R(x)=2/x+2 A. if a(x) = S(x) +R(x) find a simplified expression for a(x) and find the domain of a.
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OpenStudy (perl):
is there parentheses around 1/(x-3)
OpenStudy (anonymous):
no
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