1、人教版初二数学上册分式方程专项练习题572 1 23 4x2 8x4 2a7 x9m 60x x5 50 7040v 60v2 9x x7 5 9x4 x4 1 9x6 x x 37x5 (x5)(x5)5 79x x4 x 73 x6 6x12 6 8 x1 x21 3 2x28x x28x1 1 194 8 4x 70 4020v 50v3 8x x5 x 79 x1 4x4 1 95x1 25x21 4 33x28x x28x x x6 x8 x4 x8 69 x3 3x3x3 4x2x 6x61 1 12 2x4 4x8 8a8 x5m 40x x3 20 4020v 60v4 9x
2、x2 2 8x5 x1 1 8x8 x x 14x4 (x4)(x6)1 85x x3 x 96 x2 2x4 5 4 x6 x236 2 7x28x x28x1 1 172 8 6x 30 2020v 70v7 4x x2 x 73 x2 2x4 3 54x7 16x249 7 36x24x x24x x x8 x9 x1 x7 72 x3 3x2x4 6x2x 7x73 3 64 3x1 6x2 9a7 x7m 60x x7 30 4010v 60v4 8x x3 4 9x5 x2 2 9x5 x x 42x8 (x8)(x8)1 75x x3 x 89 x6 6x18 5 8 x2 x2
3、4 8 9x23x x23x1 1 112 8 2x 10 8020v 50v1 5x x1 x 43 x1 2x2 1 82x6 4x236 5 76x26x x26x x x7 x7 x3 x8 17 x2 2x2x3 2x2x 8x83 2 42 4x1 8x2 7a8 x2m 10x x6 30 7040v 50v4 7x x9 2 8x5 x3 2 7x1 x x 76x3 (x3)(x2)2 79x x9 x 85 x6 6x12 4 8 x1 x21 9 9x26x x26x1 1 112 7 3x 60 5010v 70v6 8x x2 x 88 x2 3x6 9 62x2 4
4、x24 2 13x28x x28x x x9 x2 x5 x6 48 x3 3x2x2 1x2x 3x31 3 35 3x4 6x8 1a2 x9m 60x x8 60 2010v 50v5 7x x5 1 7x9 x7 4 8x6 x x 14x7 (x7)(x1)3 66x x2 x 88 x4 4x8 1 9 x7 x249 1 6x29x x29x1 1 153 5 2x 30 8020v 70v5 8x x1 3x 94 x2 2x4 3 12x3 4x29 1 91x28x x28x x x9 x5 x5 x9 83 x3 3x2x3 2x2x 9x94 4 15 2x1 4x2
5、8a8 x6m 70x x3 50 1040v 50v4 8x x6 4 6x5 x9 3 9x6 x x 71x2 (x2)(x4)5 84x x6 x 97 x4 4x16 2 3 x2 x24 2 7x22x x22x1 1 163 7 5x 70 3020v 60v4 4x x4 5x 87 x2 2x4 9 22x4 4x216 5 29x27x x27x x x7 x2 x2 x8 24 x1 1x4x2 6x2x 5x51 2 62 4x3 8x6 7a1 x9m 40x x4 70 5030v 70v5 8x x5 3 8x6 x4 2 8x7 x x 55x2 (x2)(x9
6、)3 64x x3 x 99 x5 5x20 3 6 x2 x24 3 8x28x x28x1 1 144 7 2x 90 5040v 60v5 6x x6 x 41 x2 2x4 1 39x1 81x21 2 39x27x x27x x x7 x9 x2 x6 99 x5 5x2x3 6x2x 5x53 1 42 4x1 8x2 8a4 x8m 20x x5 40 2020v 50v1 9x x8 1 7x1 x5 3 8x9 x x 71x2 (x2)(x5)5 83x x7 x 79 x5 5x20 1 3 x6 x236 3 8x26x x26x1 1 143 5 6x 80 4020
7、v 50v3 6x x5 4x 93 x1 3x3 2 35x5 25x225 7 57x28x x28x x x7 x5 x5 x9 82 x1 1x2x1 4x2x 6x63 1 22 3x4 6x8 3a6 x8m 40x x4 60 9040v 80v5 7x x1 2 7x2 x1 5 6x5 x x 16x2 (x2)(x5)1 95x x8 x 99 x3 3x9 2 6 x2 x24 3 8x24x x24x1 1 114 6 6x 70 7020v 50v7 5x x8 4x 57 x1 4x4 7 72x5 4x225 3 13x22x x22x x x7 x6 x5 x9
8、 82 x5 5x3x3 5x2x 2x22 3 43 4x3 8x6 4a2 x7m 10x x4 80 9020v 70v4 6x x2 5 6x5 x5 5 9x5 x x 31x7 (x7)(x3)3 92x x6 x 96 x2 2x6 7 3 x4 x216 6 3x25x x25x1 1 162 6 5x 50 8010v 60v7 6x x9 x 35 x2 2x4 7 74x3 16x29 1 28x28x x28x x x8 x3 x5 x6 71 x3 3x4x2 2x2x 4x45 1 44 2x2 4x4 2a2 x9m 50x x8 90 4030v 70v4 7x
9、 x6 2 8x1 x3 5 9x8 x x 84x5 (x5)(x4)1 74x x5 x 63 x3 3x12 6 8 x7 x249 1 8x25x x25x1 1 142 7 2x 60 8010v 50v8 8x x2 3x 57 x1 3x3 2 75x2 25x24 1 86x26x x26x x x8 x6 x4 x9 22 x3 3x4x3 9x2x 7x71 4 42 2x3 4x6 3a8 x5m 70x x5 10 8040v 50v2 9x x7 2 6x6 x8 3 9x2 x x 41x3 (x3)(x5)3 94x x1 x 95 x6 6x6 2 2 x7 x
10、249 4 5x23x x23x1 1 142 8 2x 50 2040v 60v5 7x x5 3x 16 x1 4x4 4 56x8 36x264 6 47x29x x29x x x9 x3 x3 x6 46 x4 4x3x4 7x2x 9x94 4 33 3x2 6x4 3a9 x7m 20x x8 30 4040v 70v2 7x x7 1 7x5 x2 5 7x5 x x 65x2 (x2)(x2)2 76x x7 x 93 x4 4x20 1 7 x4 x216 2 9x24x x24x1 1 123 8 3x 60 7030v 60v6 9x x5 3x 44 x1 2x2 6
11、17x7 49x249 1 81x27x x27x x x6 x1 x5 x8 49 x4 4x3x3 1x2x 2x25 4 44 3x4 6x8 9a8 x3m 70x x4 90 5010v 60v5 7x x6 2 7x7 x6 1 8x3 x x 62x2 (x2)(x8)1 93x x7 x 65 x3 3x6 6 5 x8 x264 9 3x28x x28x1 1 132 8 6x 20 8040v 60v2 7x x4 3x 15 x1 2x2 8 93x5 9x225 6 86x27x x27x x x9 x6 x5 x7 28 x4 4x4x1 2x2x 7x71 2 35 3x2 6x4 5a9 x5m 60x x1 50 4020v 50v3 8x x1 1 7x9 x3 2 6x9 x x 71x5 (x5)(x4)3 89x x3 x 65 x3 3x15 9 8 x4 x216 8 5x25x x25x1 1 163 6 6x 40 5010v 60v9 9x x2 3x 95 x1 2x2 8 75x4 25x216 9 63x29x x29x x x7 x4 x4 x6 82 x5 5x3x2 4x2x 4x41 2 32 2x1 4x2 3a1 x6m 30x x6 50 8020v 70v1 9x x8
