1、()()0 18(2)2(3 7 6 2 1 1 5 ( )( ) 20(23)1(13) 8 2 6 9 1 ( )(70) (4)222 (1)2638 8 4 (-10)(-1) 12(-16) 1(-13.5)() -6-1(-184) (-5)243 8 3 408(-21)(-26) -6.3(-7)(-4.2)1.6 2 1 1 2 7 6 ()() 8.9()(8.9) 5 5 8 5 5 5 (4y7) x8(46c) 19m4(5n6z) (5mn)2(8y3c) 1 (62x)z 6(3d5bc4) 2 (yz)(pq) 3(8ay)4(m2q) 6 4 2 4 ()()
2、(9) 1(2)2(4) 7 1 8 ( )( ) 3(11)10(16) 6 6 9 (0.9)(4) (5)423 (1)1227 6 ()()0 7(2)3(5 2 5 9 1 5 1 ( )( ) 4(28)9(11) 6 6 3 1 3 (10) (5)253 (1)1953 2 4 (-6)(-14) 14(-16) 1(-18.5)() 12(-115) (0)413 4 7 -217(-30)(-27) -8.1(-4.3)(-3.5)7.4 2 1 1 2 4 8 ()() 5.4()(8.9) 3 9 7 5 5 5 (3y7) z4(78a) 10x3(6b7c) (7x
3、b)4(5y7a) (182z)c 4(7c4bc4) (yz)(pq) 5(9bx)6(m4q) 3 1 ()()(7) 17(1)2(2) 8 1 1 ( )( ) 5(17)6(13) 7 6 5 (700) (1)243 (1)1592 8 0 3(2)3(2 7 8 7 ( )( ) 28(22)9(20) 8 5 4 3 1 (10) (2)222 (1)1425(-2)(-18) 15(-8) 13.5(-9.5)() -31(-23) (-4)323 9 6 -3311(-29)(-6) -3.5(-1.4)(-1)9.1 2 1 1 2 3 6 ()() 1.6()(8.3)
4、 9 2 6 5 5 5 (9m8) x5(17b) 19m6(4y3c) (8my)6(3m3b) (26x)c 2(3c7mn5) 3 (ab)(pq) 4(6by)3(n6p) 2 3 ()()(2) 17(2)2(2) 1 1 4 ( )( ) 19(12)5(12) 9 2 3 (60) (3)442 (1)1532 2 0 12(2)2(2 9 9 8 1 1 7 ( )( ) 7(11)5(14) 7 2 6 1 1 (30) (5)233 (1)1752(-14)(-8) 7(-8) 8(-12)() 184(-105) (-4)453 8 8 3611(-30)(-13) 4
5、.6(-6.8)(-1.4)8.2 2 1 1 3 8 1 ()() 3.7()(1.1) 3 3 9 7 5 5 (9y3) z3(22c) 8m8(3n6z) (7mn)6(4y9c) (68z)z 4(2d6bc4) (ab)(mn) 4(6bx)8(n4p) 7 8 2 6 ()()(7) 15(4)3(5) 1 1 1 ( )( ) 8(16)3(10) 8 2 7 (0.8)(6) (4)212 (1)2352 4 0 13(3)3(1 9 6 7 ( )( ) 2(25)9(15) 4 2 4 7 8 (60) (3)343 (1)1518 6 7 (-20)(-20) 0(-1
6、8) 14.5(-12.5)()() 122(-61) (-2)332391(-22)(-26) -7.2(-2.8)(-0.5)9.3 2 1 1 1 3 9 ()() 6.3()(3.2) 7 2 8 5 5 5 (6n2) y8(13a) 7x6(9b3c) (6xb)6(7n7a) (124y)c 8(7a7ab3) (yz)(pq) 4(7ay)7(m2p) 5 3 3 6 ()()(5) 6(3)2(3) ( )( ) 20(15)8(18) 8 8 3 (0.1)(90) (1)323 (1)1701 7 0 30(1)3(2 7 9 9 1 1 1 ( )( ) 25(10)3
7、(18) 4 2 7 4 5 (20) (5)242 (1)1043 3 4 (-8)(-15) 12(-15) 14.5(-2)()() 13-5(-177) (-2)222 3 2 -79(-19)(-9) 1.6(-5.4)(-1.6)2.5 2 1 1 3 1 4 ()() 5.5()(4.1) 5 3 3 7 5 5 (2m1) z5(93b) 13x9(2y5t) (7xy)5(9m3b) 10 (2010z)t 8(6c2xy6) (yz)(mn) 5(7ay)5(n5q) 8 9 4 3 ()()(10) 24(4)2(3) 5 1 6 ( )( ) 10(21)5(15) 6 2 7 (900) (5)443 (1)22170 28(2)3 3 6 4 ( )( ) 2(23)3(15) 4 2 6 6 5 (50) (5)332 (1)1415 7 6 (-17)(-10) 8(-17) 10.5(-14)() 11-4(-109) (-3)322 4 6 -295(-14)(-4) 6(-3.6)(-3.9)4.3 2 1 1 4 3 7 ()() 9.6()(7.3) 9 8 9 7 5 5 (6y8) x7(83b) 7a2(9n4z) (9an)9(7y6b)
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