1、(3)2(3 5 6 8 1 1 6 ( )( ) 6(20)1(16) 3 2 7 1 1 ( )(60) (2)232 (1)2775 5 2 (11)(6) 5(14) 1(7) 1 1 () 193(113) (0)353 7 5 1919(20)(7) 9.2(1)(2.6)4.3 2 1 1 1 8 4 ()() 5.2()(7.4) 3 3 4 7 5 5 (2a3) z7(27b) 3m5(5b9t) (4mb)4(8a6b) 6 (26z)t 9(7c5ab2) 7 (yz)(ef) 3(8ax)8(n6p) 8 3 7x(7x7) x(9x9q)(4q6x) 6(5s9)9
2、s 3(6m7)(2m7) 9(ab7a)(8a8b) 14(abc3a)3(6a3abc) 6(xy9z)(xy7z) 3(pqpr)(6pqpr) 5 x 1 x 0.7x0.73.59.5x 3 2 9 4 1 2x7x 7(x5)7(x8)19 5 6 1 1 (8x3)x1 9x7(20x)4 7 5 y2 y2 4 5x8.5(x4)15 0.4x0.84.89.4x 5(5x5)4 ()()(6) 13(2)3(3) 1 1 8 ( )( ) 1(11)3(19) 4 6 7 (0.6)(8) (5)312 (1)2178 6 ()0 29(4)2 9 5 9 1 1 1 ( )
3、( ) 29(30)10 5 3 8 1 3 ( )(70) (2)432 (1)1535 4 4 (10)(2) 18(7) 7(3.5)()() 95(84) (1)433 6 8 4016(8)(6) 7.7(3.9)(1.8)8.3 2 1 1 3 1 3 ()() 4.5()(4.1) 5 9 9 7 5 5 (7n8) x5(55a) 19x6(8y8t) (4xy)2(2n2a) 8 (168x)t 9(3b2ab8) 9 (ab)(ef) 4(6ax)7(n5q) 5 3 5m(4m6) 4m(7m4p)(2p5m) 5(9b10)8b 9(2y6)(8y2) 2(ab4a)(
4、4a3b) 6(abc4a)3(9a4abc) 4(xy3z)(xy8z) 8(pqpr)(2pqpr) x 0.3x0.22.28.4x 6 6 3 2 1 7x2x 4(x5)8(x4)11 3 9 1 2 (7x6)x3 9x4(10x)5 y2 y2 7 3x9.5(x4)35 3 5 0.2x0.673.4x 3(6x8)18 6 3 ()()(1) 24(2)3(2) 1 1 6 ( )( ) 7(20)2(18) 2 8 5 (0.9)(40) (5)353 (1)2591 7 0 10(4)3(4 3 4 5 1 1 7 ( ) 11(19)4(12) 5 4 8 7 7 (1
5、00) (4)323 (1)2235 8 6 (20)(12) 10(6) 13(16.5)() 41(113) (0)333 9 3 274(26)(27) 3.5(8.3)(0.7)2.7 2 1 1 3 2 6 ()() 8.5()(8.6) 9 5 9 5 5 5 (5a3) y8(12c) 9x6(3b2t) (9xb)6(7a4c) 1 (84y)t 2(8d9ab1) 3 (yz)(st) 5(7ay)2(n9p) 5n(9n9) 6n(6n3d)(2d5n) 5(9m1)3m 5(3x6)(2x7) 9(ab8a)(3a7b) 7(abc4a)6(4a2abc) 3(xy6z)
6、(xy4z) 6(pqpr)(4pqpr) 7 x 1 x 0.9x0.53.99.8x 9 8 9 7x6x 9(x4)9(x2)1 9 2 1 4 (6x9)x4 4x6(6x)6 3 5 y3 y2 3 4.5x9.5(x5)50 3 6 0.7x0.69.55.8x 8(8x1)10 ()()(4) 11(2)2(1) 9 1 8 ( )( ) 30(24)10(14) 8 8 9 (0.6)(10) (2)423 (1)11710 29(3)2(1 8 8 9 1 3 1 ( )( ) 1(21)9(15) 4 4 5 (100) (3)312 (1)1540 6 3 (14)(8) 9(18) 12(19)() 195(118) (4)323 7 3 3911(30)(1) 7.2(8.8)(4.7)7.5 2 1 1 1 2 3 ()() 8.1()(7.5) 3 3 9 5 5 5 (8y5) y5(94b) 5x5(3n2z) (8xn)7(6y9b) (1810y)z 3(4c6xy9) 5 (xy)(mn) 5(7ax)4(n3q) 2 3 8y(8y3) y(8y5p)(2py) 6(4t7)8t 3(2x1)(5x9)
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