1、9 5 y3 y3 9 4.5x1.5(x7)40 4 5 (22x)(2x5) 3(6x6)196 5 x 0.4x0.73.24.7x6 6 3 4x2x 3(x1)3(x3)45 2 1 4 (8x7)x3 3x5(2x)97 5 y1 y1 2 4x1.5(x5)40 3 6 (23x)(5x5) 5(8x9)187 3 x 0.1x0.21.66.5x6 6 9 5x4x 3(x8)3(x5)91 1 (7x3)x4 6x9(16x)84 5 y2 y3 5 4.5x9(x1)5 3 5 (32x)(4x1) 3(3x8)132 7 7 x 1 x 0.6x0.143.5x9 4 6
2、 4 1 6x5x 7(x1)2(x7)149 7 (5x3)x6 7x5(15x)53 2x6.5(x4)10(34x)(2x2) 9(8x9)155 5 x 0.3x0.962.9x6 2 9 2x1x 2(x6)5(x3)173 6 (5x2)x5 4x7(17x)3y2 y1 5 2x3.5(x4)25(32x)(3x3) 6(8x7)163 3 x 0.1x0.523.4x3 2 9 8x9x 4(x6)3(x4)203 2 (3x6)x4 7x9(14x)78 5 y2 y2 7 1.5x8.5(x2)35 4 6 (33x)(3x1) 3(2x7)162 3 x 0.1x0.89
3、.14.9x9 4 3 7x6x 9(x8)5(x9)17(6x8)x2 5x8(6x)1y2 y1 7 2x2.5(x7)5(22x)(4x5) 4(7x5)42 9 x 0.9x0.68.27.7x9 6 9 5x6x 8(x7)4(x5)20(4x1)x3 4x9(11x)2y2 y2 2 2.5x3(x7)30(54x)(4x2) 2(2x6)12x 0.5x0.17.10.3x3 6 9 2x5x 7(x9)8(x7)115 9 (2x6)x5 4x2(11x)5y1 y1 3 2.5x7(x3)40(23x)(5x4) 4(2x5)197 7 x 0.7x0.75.18.5x6 2 6 2 1 3x1x 5(x2)5(x8)203 9 1 3 (2x7)x8 7x8(9x)1y1 y3 8 2x6.5(x8)30 2 5 (44x)(4x1) 9(5x2)113 7