1、 3 6 1 2 (54x)(4x5) 5(4x6)5 2 5 6 4 ()()(10) 29(2)2(2) 7 7 1 1 10 ( )( ) 26(13)9(13) 9 8 9 1 (0.4)(400) (5)333 (1)2578 4 1 1 1 ()()0 8(4)3(3) 2 6 3 1 4 6 ( )( ) 30(24)6(17) 5 3 5 1 1 ( )(100) (3)442 (1)2631 2 2 (14)(10) 13(1) 12.5(9)()() 53(51) (0)242 5 8 395(20)(3) 9.6(5.6)(3.4)9.2 2 1 1 2 1 6 ()()
2、 5.7()(8.4) 7 4 3 7 5 5 (4m8) z7(78c) 5m6(7b8z) (6mb)5(8m8c) 6 (184z)z 8(6b5mn8) 5 (bc)(pq) 3(9ax)6(m7p) 2 7 9x(6x3) x(6x2q)(6qx) 5(9m2)8m 3(4a9)(3a6) 8(ab7a)(9a5b) 18(abc8a)3(5a6abc) 6(xy4z)(xy6z) 7(pqpr)(2pqpr) x 0.8x0.60.18x 9 6 3 8 1 5x5x 6(x7)7(x9)6 3 9 (7x1)x5 2x3(5x)4 y1 y1 1 1.5x5.5(x4)20 2
3、5 (12x)(4x3) 6(7x5)14 3 5 ()()(1) 18(4)3(1) 8 1 8 ( )( ) 23(22)7(18) (0.1)(700) (3)313 (1)2853 8 ()0 27 6 3 3 1 4 1 ( )( ) 15(22)4(17) 6 5 8 9 1 (50) (5)353 (1)2318 8 8 (14)(17) 4(19) 14.5(20)()() 65(123) (4)323 6 5 1720(26)(11) 4.8(3.7)(4.5)8.7 2 1 1 3 7 3 ()() 8.7()(4.4) 3 8 7 7 5 5 (7y3) x2(25a)
4、10x5(4n8t) (7xn)4(8y7a) 4 (128x)t 3(3c9xy5) (ab)(pq) 2(8ay)8(n4q) 4 4 2a(4a9) a(4a7z)(9z5a) 3(2s5)9s 3(3b3)(7b1) 9(ab8a)(3a5b) 14(abc8a)7(7a4abc) 9(xy5z)(xy8z) 7(pqpr)(8pqpr) x 0.2x0.94.40.7x 3 2 6 4x6x 8(x8)4(x7)14 9 2 1 4 (5x2)x7 5x4(20x)5 y3 y3 8 0.5x4.5(x9)30 (12x)(5x3) 2(8x6)13 4 7 4 5 ()()(5)
5、8(4)2(4) 2 1 6 ( )( ) 27(21)5(14) 3 2 5 (0.1)(4) (4)323 (1)1702 6 0 18 7 5 7 1 1 9 ( )( ) 12(10)5(10) 4 3 8 1 3 (80) (3)223 (1)1267 5 4 (15)(6) 18(11) 13.5(8.5)()() 12(144) (5)444 5 6 1811(3)(20) 6.8(8.4)(3.2)3.7 2 1 1 4 7 9 ()() 8.4()(9.4) 5 3 5 5 5 5 (5b9) x7(88a) 2a7(8y4c) (7ay)5(9b5a) (26x)c 3(3
6、b9ab9) 9 (xy)(mn) 2(9by)8(n7q) 5 3 9n(7n2) n(2n2z)(8z2n) 6(5t1)3t 1(4y2)(3y2) 3(ab2a)(4a4b) 9(abc7a)4(9a9abc) 9(xy3z)(xy2z) 7(pqpr)(9pqpr) 7 x 1 x 0.7x0.88.87.7x 6 4 6 2 1 7x2x 4(x2)4(x9)17 9 8 1 1 (3x4)x2 4x4(5x)1 5 5 5 2x8.5(x9)15 (22x)(5x3) 4(8x4)20 6 7 5 2 ()()(3) 3(5) 8 1 1 ( )( ) 24(15)2(16) 9
7、 4 7 (0.3)(900) (1)223 (1)2107 7 0 3(4)3 2 4 6 1 9 9 ( )( ) 11(26)2(10) 7 8 8 5 3 (40) (3)313 (1)1903 6 4 (13)(16) 15(11) 1.5(24.5)()() 191(17) (3)344 9 3 3914(1)(30) 0.8(8.8)(4.6)8.9 2 1 1 2 8 2 ()() 7.9()(6.5) 3 5 9 7 5 5 (5x3) y7(58b) 5x4(7b8z) (9xb)2(7x3b) (108y)z 9(5c9mn2) (xy)(ef) 4(7ay)7(n4q)
8、 2 4 9m(7m4) m(6m9z)(5z5m) 3(4m6)4m 9(6b6)(6b8) 2(ab3a)(8a3b) 4(abc6a)9(4a8abc) 7(xy8z)(xy7z) 8(pqpr)(7pqpr) x 0.7x0.53.25.9x 3x2x 5(x7)4(x4)8 9 4 (8x1)x8 5x4(18x)3 7 5 y2 y1 7 5x2.5(x9)40 4 6 (52x)(4x2) 8(8x9)2 ()()(10) 19(1)3(3) 4 1 10 ( )( ) 17(30)1(15) 5 8 9 (0.7)(10) (4)233 (1)25970 13(3)3 5 9
9、6 1 1 3 ( )( ) 15(16)10(16) 6 4 2 4 6 (70) (3)412 (1)2674 3 5 (10)(11) 17(5) 8.5(8.5)()() 10(173) (3)342 8 8 2717(17)(4) 9.6(6.3)(3.9)6.1 2 1 1 1 8 7 ()() 2.3()(9.3) 3 9 2 5 5 5 (8m4) y2(62b) 10a4(4n3z) (3an)5(8m4b) 3 (124y)z 9(2c2mn7) 2 (yz)(mn) 2(6by)6(n8p) 9 6 5m(4m4) m(2m9s)(6s2m) 3(4t7)8t 10(3y
10、8)(5y9) 2(ab5a)(9a5b) 14(abc9a)9(6a8abc) 4(xy3z)(xy8z) 7(pqpr)(8pqpr) x 0.5x0.60.89.3x 3 4 9 6x5x 2(x8)5(x5)6 5 8 (3x5)x9 6x6(7x)2 y3 y3 4 5x9(x2)10 (32x)(2x4) 9(2x4)6 9 7 6 3 ()()(4) 30(2)21 1 6 ( )( ) 2(19)9(19) 9 2 7 (0.6)(60) (3)222 (1)22570 24 9 9 3 1 1 5 ( )( ) 10(29)10(18) 4 2 4 (100) (1)423
11、(1)1364 4 3 (2)(11) 7(16) 5(16.5)()() 132(12) (1)2333311(28)(16) 8.5(8.5)(4.9)6.2 2 1 1 1 2 4 ()() 1.3()(4.1) 3 3 2 5 5 5 (2b1) z7(43b) 13x5(2n3c) (7xn)3(6b7b) (68z)c 2(4c8mn4) (xy)(mn) 5(9ax)5(n3p) 6 7 6x(6x7) 8x(2x9d)(4dx) 5(2s9)8s 3(3x1)(6x7) 5(ab9a)(3a7b) 6(abc3a)4(6a3abc) 5(xy5z)(xy9z) 7(pqpr)(7pqpr) x 0.1x0.87.38.9x 3 2 3 8x3x 9(x8)9(x6)2 7 2 (7x2)x5 4x5(11x)1 8 5 y3 y3 5 1x1.5(x5)25 (14x)(3x5) 3(3x2)20
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