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Physics 9 Online
OpenStudy (anonymous):

lim x -> -4 (1/4 + 1/x)/(4+x) The answer is -1/16 Here is what I did: (1/4 + 1/x)(1/4 + 1/x) 1/16+2/4x+1/x^2 1/16+2/4(-4)+1/(-4)^2 1/16-2/16+1/16 0

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