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\frac{\frac{x^{2}}{y-1}\times \frac{\left(x-1\right)^{2}}{x\left(x-1\right)}}{\frac{x^{3}-x}{y-1-\frac{x}{1}-y}}
ປັດໃຈທີ່ນິພົດບໍ່ມີຢູ່ໃນ \frac{x^{2}-2x+1}{x^{2}-x}.
\frac{\frac{x^{2}}{y-1}\times \frac{x-1}{x}}{\frac{x^{3}-x}{y-1-\frac{x}{1}-y}}
ຍົກເລີກ x-1 ທັງໃນຕົວເສດ ແລະ ຕົວຫານ.
\frac{\frac{x^{2}\left(x-1\right)}{\left(y-1\right)x}}{\frac{x^{3}-x}{y-1-\frac{x}{1}-y}}
ຄູນ \frac{x^{2}}{y-1} ກັບ \frac{x-1}{x} ໂດຍການຄູນຕົວເສດຄູນຕົວເສດ ແລະ ຕົວຫານຄູນຫານ.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{x^{3}-x}{y-1-\frac{x}{1}-y}}
ຍົກເລີກ x ທັງໃນຕົວເສດ ແລະ ຕົວຫານ.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{x^{3}-x}{y-1-x-y}}
ຄ່າໃດທີ່ຫານດ້ວຍໜຶ່ງແມ່ນຈະໄດ້ຕົວມັນເອງ.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{x^{3}-x}{-1-x}}
ຮວມ y ແລະ -y ເພື່ອຮັບ 0.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{x\left(x-1\right)\left(x+1\right)}{-x-1}}
ປັດໃຈທີ່ນິພົດບໍ່ມີຢູ່ໃນ \frac{x^{3}-x}{-1-x}.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{-x\left(x-1\right)\left(-x-1\right)}{-x-1}}
ແຍກເຄື່ອງໝາຍລົບໃນ 1+x.
\frac{\frac{x\left(x-1\right)}{y-1}}{-x\left(x-1\right)}
ຍົກເລີກ -x-1 ທັງໃນຕົວເສດ ແລະ ຕົວຫານ.
\frac{\frac{x\left(x-1\right)}{y-1}}{-x^{2}+x}
ຂະຫຍາຍນິພົດ.
\frac{x\left(x-1\right)}{\left(y-1\right)\left(-x^{2}+x\right)}
ສະແດງ \frac{\frac{x\left(x-1\right)}{y-1}}{-x^{2}+x} ເປັນໜຶ່ງເສດສ່ວນ.
\frac{x\left(x-1\right)}{x\left(y-1\right)\left(-x+1\right)}
ປັດໃຈທີ່ນິພົດບໍ່ໄດ້ສ້າງເທື່ອ.
\frac{-x\left(-x+1\right)}{x\left(y-1\right)\left(-x+1\right)}
ແຍກເຄື່ອງໝາຍລົບໃນ -1+x.
\frac{-1}{y-1}
ຍົກເລີກ x\left(-x+1\right) ທັງໃນຕົວເສດ ແລະ ຕົວຫານ.
\frac{\frac{x^{2}}{y-1}\times \frac{\left(x-1\right)^{2}}{x\left(x-1\right)}}{\frac{x^{3}-x}{y-1-\frac{x}{1}-y}}
ປັດໃຈທີ່ນິພົດບໍ່ມີຢູ່ໃນ \frac{x^{2}-2x+1}{x^{2}-x}.
\frac{\frac{x^{2}}{y-1}\times \frac{x-1}{x}}{\frac{x^{3}-x}{y-1-\frac{x}{1}-y}}
ຍົກເລີກ x-1 ທັງໃນຕົວເສດ ແລະ ຕົວຫານ.
\frac{\frac{x^{2}\left(x-1\right)}{\left(y-1\right)x}}{\frac{x^{3}-x}{y-1-\frac{x}{1}-y}}
ຄູນ \frac{x^{2}}{y-1} ກັບ \frac{x-1}{x} ໂດຍການຄູນຕົວເສດຄູນຕົວເສດ ແລະ ຕົວຫານຄູນຫານ.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{x^{3}-x}{y-1-\frac{x}{1}-y}}
ຍົກເລີກ x ທັງໃນຕົວເສດ ແລະ ຕົວຫານ.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{x^{3}-x}{y-1-x-y}}
ຄ່າໃດທີ່ຫານດ້ວຍໜຶ່ງແມ່ນຈະໄດ້ຕົວມັນເອງ.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{x^{3}-x}{-1-x}}
ຮວມ y ແລະ -y ເພື່ອຮັບ 0.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{x\left(x-1\right)\left(x+1\right)}{-x-1}}
ປັດໃຈທີ່ນິພົດບໍ່ມີຢູ່ໃນ \frac{x^{3}-x}{-1-x}.
\frac{\frac{x\left(x-1\right)}{y-1}}{\frac{-x\left(x-1\right)\left(-x-1\right)}{-x-1}}
ແຍກເຄື່ອງໝາຍລົບໃນ 1+x.
\frac{\frac{x\left(x-1\right)}{y-1}}{-x\left(x-1\right)}
ຍົກເລີກ -x-1 ທັງໃນຕົວເສດ ແລະ ຕົວຫານ.
\frac{\frac{x\left(x-1\right)}{y-1}}{-x^{2}+x}
ຂະຫຍາຍນິພົດ.
\frac{x\left(x-1\right)}{\left(y-1\right)\left(-x^{2}+x\right)}
ສະແດງ \frac{\frac{x\left(x-1\right)}{y-1}}{-x^{2}+x} ເປັນໜຶ່ງເສດສ່ວນ.
\frac{x\left(x-1\right)}{x\left(y-1\right)\left(-x+1\right)}
ປັດໃຈທີ່ນິພົດບໍ່ໄດ້ສ້າງເທື່ອ.
\frac{-x\left(-x+1\right)}{x\left(y-1\right)\left(-x+1\right)}
ແຍກເຄື່ອງໝາຍລົບໃນ -1+x.
\frac{-1}{y-1}
ຍົກເລີກ x\left(-x+1\right) ທັງໃນຕົວເສດ ແລະ ຕົວຫານ.