沪科版数学七年级下册.docx

1、沪科版数学七年级下册6 5x x8 3x 99 x1 3x3 8 34x9 16x281 7 45x28x x28x x x7 x9 x4 x8 75 x5 5x3x6 8x2x 4x41 2 52 4x1 8x2 8a4 x4m 80x x8 30 1040v 60v3 7x x9 4 6x9 x8 5 7x1 x x 45x7 (x7)(x4)5 78x x3 x 97 x4 4x4 2 4 x3 x29 1 2x22x x22x1 1 134 5 5x 20 6030v 50v4 3x x5 x 18 x2 3x6 7 96x2 36x24 2 74x23x x23x x x8 x4 x

2、4 x8 66 x1 1x2x2 5x2x 6x64 4 15 4x1 8x2 6a3 x9m 70x x3 10 8030v 70v5 9x x5 4 9x7 x6 5 6x5 x x 75x7 (x7)(x9)4 67x x8 x 93 x3 3x6 5 5 x7 x249 2 2x27x x27x1 1 153 8 3x 20 1030v 70v9 2x x5 3x 53 x2 4x8 8 43x6 9x236 4 44x23x x23x x x6 x4 x5 x6 57 x5 5x3x1 5x2x 9x91 3 53 3x3 6x6 2a2 x2m 50x x1 50 8010v 50

3、v4 8x x2 3 9x1 x8 1 6x5 x x 27x5 (x5)(x4)1 94x x8 x 77 x3 3x12 7 1 x4 x216 8 4x23x x23x1 1 183 6 3x 20 5030v 70v5 8x x8 x 38 x1 2x2 3 27x2 49x24 5 52x29x x29x x x6 x8 x3 x9 29 x1 1x4x5 8x2x 3x32 4 33 4x1 8x2 4a5 x7m 90x x9 70 4010v 80v3 8x x3 4 6x7 x4 1 7x7 x x 78x9 (x9)(x8)4 69x x9 x 67 x4 4x16 5 8

4、 x3 x29 9 1x22x x22x1 1 192 6 5x 80 5040v 60v2 8x x7 x 32 x1 3x3 1 98x6 64x236 6 58x23x x23x x x6 x2 x5 x8 29 x4 4x4x5 2x2x 7x71 4 52 2x3 4x6 7a2 x8m 60x x1 80 3030v 70v1 9x x7 5 8x7 x1 5 8x7 x x 64x2 (x2)(x5)4 82x x8 x 63 x6 6x24 9 5 x1 x21 2 3x24x x24x1 1 114 7 6x 20 6040v 60v4 7x x9 2x 96 x1 2x2

5、3 92x2 4x24 1 22x24x x24x x x7 x2 x5 x8 48 x2 2x4x3 2x2x 8x84 1 55 3x3 6x6 4a8 x5m 20x x4 20 7010v 50v5 6x x5 5 8x3 x9 3 8x4 x x 86x9 (x9)(x3)2 77x x3 x 71 x5 5x5 8 1 x6 x236 1 6x27x x27x1 1 134 5 4x 40 9040v 50v8 6x x5 x 78 x1 2x2 6 47x4 49x216 4 56x24x x24x x x7 x5 x3 x6 16 x5 5x3x6 8x2x 3x36 4 25

6、 4x1 8x2 5a6 x7m 80x x8 50 2010v 80v1 8x x9 4 8x4 x1 5 8x4 x x 31x6 (x6)(x8)1 99x x8 x 75 x6 6x30 3 9 x2 x24 1 6x26x x26x1 1 142 5 3x 90 8020v 70v3 3x x8 x 57 x1 4x4 7 73x8 9x264 1 12x28x x28x x x8 x6 x4 x9 21 x5 5x2x5 8x2x 2x24 2 53 2x4 4x8 8a3 x4m 80x x5 60 1040v 80v1 8x x3 3 6x6 x8 5 8x6 x x 84x1

7、 (x1)(x1)5 84x x9 x 61 x2 2x10 4 6 x5 x225 1 5x25x x25x1 1 133 6 4x 30 2030v 50v5 6x x1 2x 21 x2 4x8 4 55x5 25x225 1 77x22x x22x x x7 x9 x2 x7 32 x3 3x3x5 2x2x 7x71 4 34 2x1 4x2 1a5 x9m 30x x6 50 4040v 70v5 7x x3 1 6x9 x5 4 6x4 x x 39x2 (x2)(x5)5 69x x4 x 63 x3 3x6 2 6 x4 x216 9 5x29x x29x1 1 162 8

8、5x 70 7040v 80v7 5x x8 6x 85 x2 2x4 2 68x8 64x264 7 26x28x x28x x x7 x6 x4 x8 43 x2 2x3x2 3x2x 7x74 3 55 3x3 6x6 6a3 x1m 30x x3 60 1010v 60v5 6x x2 3 7x9 x3 2 7x3 x x 82x3 (x3)(x6)5 79x x7 x 88 x5 5x25 5 4 x9 x281 5 4x26x x26x1 1 194 8 3x 80 3020v 60v2 2x x1 x 75 x1 2x2 3 84x9 16x281 5 15x24x x24x x

9、 x7 x2 x5 x7 83 x5 5x3x3 8x2x 5x55 1 24 2x3 4x6 9a6 x7m 30x x1 70 3040v 50v3 6x x1 5 9x4 x9 2 8x1 x x 75x8 (x8)(x6)4 94x x6 x 77 x2 2x10 7 8 x5 x225 4 6x25x x25x1 1 112 8 3x 40 2030v 60v5 2x x8 5x 43 x1 4x4 3 97x5 49x225 3 63x27x x27x x x7 x6 x5 x8 66 x1 1x4x1 9x2x 5x51 1 64 2x4 4x8 9a1 x6m 20x x8 2

10、0 4020v 50v3 8x x1 5 9x1 x9 5 9x3 x x 37x7 (x7)(x1)1 62x x2 x 79 x3 3x3 5 2 x1 x21 5 5x22x x22x1 1 193 5 6x 50 2020v 80v8 2x x2 5x 68 x1 2x2 5 47x4 49x216 4 33x22x x22x x x9 x9 x5 x9 55 x1 1x3x1 5x2x 8x81 1 33 4x2 8x4 1a1 x3m 40x x6 10 8040v 80v2 8x x6 1 6x9 x9 2 6x5 x x 24x5 (x5)(x2)4 96x x1 x 61 x

11、6 6x18 4 5 x2 x24 9 2x25x x25x1 1 114 7 2x 60 5040v 50v3 4x x2 x 63 x2 4x8 1 33x1 9x21 7 62x25x x25x x x8 x9 x2 x8 74 x1 1x4x3 8x2x 9x91 2 22 2x4 4x8 2a1 x7m 20x x5 30 6010v 60v5 7x x8 4 8x7 x4 3 6x5 x x 39x7 (x7)(x6)2 93x x4 x 96 x6 6x18 2 6 x5 x225 2 1x24x x24x1 1 162 5 6x 50 8030v 50v8 5x x7 x 23

12、 x2 3x6 6 22x8 4x264 5 55x27x x27x x x7 x7 x3 x8 76 x3 3x4x4 8x2x 9x93 4 24 4x2 8x4 3a6 x2m 50x x2 50 5020v 60v4 7x x3 4 6x2 x6 1 8x8 x x 45x1 (x1)(x6)5 96x x8 x 65 x3 3x15 2 1 x4 x216 6 4x27x x27x1 1 124 8 2x 50 3020v 60v3 4x x3 4x 13 x2 2x4 8 59x3 81x29 8 48x27x x27x x x7 x4 x2 x9 19 x2 2x4x1 8x2x

13、 3x33 4 32 4x2 8x4 2a5 x3m 20x x3 10 5010v 80v4 9x x3 2 9x1 x8 2 7x2 x x 42x7 (x7)(x5)1 98x x8 x 67 x6 6x18 3 3 x1 x21 1 4x29x x29x1 1 162 5 5x 30 5020v 70v1 1x x3 x 71 x1 2x2 8 57x5 49x225 7 31x24x x24x x x6 x5 x4 x8 54 x2 2x2x6 8x2x 5x51 2 24 4x2 8x4 1a2 x4m 90x x4 50 2010v 70v1 9x x4 5 7x9 x3 5 8

14、x2 x x 62x7 (x7)(x3)4 83x x7 x 88 x2 2x6 7 9 x7 x249 2 3x22x x22x1 1 192 7 4x 30 4040v 60v6 6x x5 3x 17 x2 3x6 2 59x8 81x264 2 84x23x x23x x x6 x1 x3 x8 87 x5 5x2x2 5x2x 2x21 2 42 4x1 8x2 3a8 x2m 20x x9 30 6040v 60v4 9x x5 5 6x2 x4 3 7x2 x x 52x3 (x3)(x4)2 62x x9 x 83 x2 2x4 4 4 x3 x29 6 1x22x x22x1 1 152 8 5x 30 9020v 50v2 8x x2 x 95 x1 4x4 3 12x2 4x24 2 61x26x x26x x x9 x5 x2 x8 21 x2 2x3x1 4x2x 9x96 4 6