frac 2x 5-7x 3-9x 2 12x-9 x 2 1
frac x 3 1 x 2 -2, frac x 5 2 frac 1 2, frac 2 3 3-6x -3 8x-4, frac 1 3 x-8 12-3x, frac x x-3 -x 2 5, frac 2x+3 3 - frac x-2 6, frac 32x+2 - 9x 3x-2 2, frac x 2-6x+8 :x 2-4x+3 :0, frac -2x 4 -4x 2, frac x 2 -9 6-x lt 0, frac 1 2 left 7x-6 right 6x-10, frac 9 5 +x frac 3 5, frac 2 3 x+2 10, frac 1 4 x-5 x-14, frac 1 4 x+8 12, x 2 +5x+ frac 25 4, 7/9 2x 2-3x 9/7, frac 5+7-3 2 -3, x 3 -3x 2 -9x-5, 9x-3 x-2 6x+2, x 9-5x 6+7x 3-1, 3x 2 - 9x - 12 0, 5 large2x+7 25 large frac13, 9x2-5 3
frac 2x 5-7x 3-9x 2 12x-9 x 2 1. There are any references about frac 2x 5-7x 3-9x 2 12x-9 x 2 1 in here. you can look below.
frac x 3 1 x 2 -2
frac x 5 2 frac 1 2
frac 2 3 3-6x -3 8x-4
frac 1 3 x-8 12-3x
frac x x-3 -x 2 5
frac 2x+3 3 - frac x-2 6
frac 32x+2 - 9x 3x-2 2
frac x 2-6x+8 :x 2-4x+3 :0
frac -2x 4 -4x 2
frac x 2 -9 6-x lt 0
frac 1 2 left 7x-6 right 6x-10
frac 9 5 +x frac 3 5
frac 2 3 x+2 10
frac 1 4 x-5 x-14
frac 1 4 x+8 12
x 2 +5x+ frac 25 4
7/9 2x 2-3x 9/7
frac 5+7-3 2 -3
x 3 -3x 2 -9x-5
9x-3 x-2 6x+2
x 9-5x 6+7x 3-1
3x 2 - 9x - 12 0
5 large2x+7 25 large frac13
9x2-5 3
frac x 3 1 x 2 -2, frac x 5 2 frac 1 2, frac 2 3 3-6x -3 8x-4, frac 1 3 x-8 12-3x, frac x x-3 -x 2 5, frac 2x+3 3 - frac x-2 6, frac 32x+2 - 9x 3x-2 2, frac x 2-6x+8 :x 2-4x+3 :0, frac -2x 4 -4x 2, frac x 2 -9 6-x lt 0, frac 1 2 left 7x-6 right 6x-10, frac 9 5 +x frac 3 5, frac 2 3 x+2 10, frac 1 4 x-5 x-14, frac 1 4 x+8 12, x 2 +5x+ frac 25 4, 7/9 2x 2-3x 9/7, frac 5+7-3 2 -3, x 3 -3x 2 -9x-5, 9x-3 x-2 6x+2, x 9-5x 6+7x 3-1, 3x 2 - 9x - 12 0, 5 large2x+7 25 large frac13, 9x2-5 3
