Question

初二分式通分题,急!谢x/(x+y),(x+y)/(x^2-xy)1/(6x-4y),2/(9x^2-4y^2)1/(x

Answer 1

X²（X-Y）/X(X-Y)(X+Y) （X+Y）²/X(X-Y)(X+Y)

3X+2Y/2(3X-2Y) 4/(3X-2Y)(3X+2Y)

X+Z/(x+y)(y+z)(X+Z) X+Y/(x+y)(y+z)(X+Z)

b²（1-X）/ab(x+1)(2-x)(1-X) -a²（X+1）/ab(x+1)(2-x)(1-X)

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