Math

Solve:

((3/n)-(2/m))
------------------------
(9m^2)-(4n^2)
-----------------
mn

----- AND / = fraction bars

asked by James
  1. a/(b/c)=ac/b

    ((3/n)-(2/m)) mn
    *****************
    (3m-2n)(3m+2n)

    (3m-2m)
    *************
    (3m-2n)(3m+2n)

    1/ (3m+2n)

    check my work.

    posted by bobpursley

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