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Mathematics 21 Online
OpenStudy (anonymous):

What is the simplified form of (x/x-1)+(3x/x^2-1)

OpenStudy (p0sitr0n):

x/x-1 + 3x/(x-1)(x+1) x(x+1)+3x/x^2-1 (x^2+4x)/ (x^2-1)

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