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OpenStudy (anonymous):
Can somebody help me out? F(x)=x-8/x^2-1 Find all values of x that are not in the domain f
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OpenStudy (anonymous):
x^2-1=0 x= 1,-1 are not in the domain
OpenStudy (anonymous):
the denominator factors to (x+1)(x-1) x cannot be 1 or -1 ??
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