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Mathematics 7 Online
OpenStudy (anonymous):

Please help with simplifying this. ((4/ (x−1))−(1/(x+1)))/((x/(x-1))-(1/(x+1)))

jhonyy9 (jhonyy9):

4 1 ----- - ----- (x-1) (x+1) 4(x+1)-(x-1) (x-1)(x+1) 4x+4-x+1 3x+5 -------------- = (------------) * (------------) = ----------- = ------- x 1 (x+1)(x-1) x(x+1)-(x-1) x2 +x-x+1 x2 +1 ----- - ------ (x-1) (x+1)

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