初一数学上册合并同类项专项练习题精编89.docx

1、初一数学上册合并同类项专项练习题精编89(4x2) z9(59b) 17a3(8b4z) (9ab)9(4x9b) 1 (164z)z 4(4d3bc6)2 1 1 (yz)(ef) 2(9by)6(m7p) 3 9 (8x6) x7(43c) 20x3(6b2z) (3xb)6(2x6c) 6 (24x)z 2(8a9mn7)7 1 1 (ab)(mn) 5(9bx)6(n8p) 9 5 (9m1) x3(17a) 16x8(8n3z) (9xn)5(6m3a) 10 (68x)z 8(5d7bc9)9 1 1 (bc)(ef) 4(9by)8(n6q) 9 8 (7y3) z3(53c)

2、6a6(2n6t) (9an)7(4y8c) 3 (122z)t 6(6d9mn3)2 1 1 (ab)(ef) 3(7bx)8(n7p) 6 4 (8b1) z6(78b) 5a8(3y5z) (7ay)8(6b2b) 8 (164z)z 3(9c9mn4)7 1 1 (bc)(ef) 4(6by)6(n4q) 4 7 (7a9) z8(73c) 3a7(5n3t) (7an)8(3a2c) 5 (86z)t 4(6c9bc7)4 1 1 (yz)(pq) 5(8ax)2(m7q) 4 8 (7y9) y3(48c) 6x9(3b7z) (4xb)8(8y7c) 3 (104y)z 2(3b

3、3mn9)2 1 1 (yz)(mn) 5(9ay)7(n4p) 7 6 (2a6) y8(48a) 9m3(6b5t) (6mb)4(5a2a) 4 (188y)t 8(2c5mn4)3 1 1 (yz)(st) 4(9ax)4(n4p) 4 7 (7y1) y6(72c) 18m4(7b3z) (4mb)5(4y2c) 1 (28y)z 9(9a4bc9)8 1 1 (bc)(mn) 5(8by)3(n7p) 2 8 (8x6) y7(88b) 18x4(6y5t) (6xy)8(4x9b) 9 (122y)t 5(2c8xy3)8 1 1 (xy)(mn) 3(8by)2(m4q) 8

4、5 (8y1) z7(16c) 19m9(5b4c) (5mb)2(6y6c) 9 (210z)c 4(5d3xy3)8 1 1 (bc)(mn) 3(6ay)9(n7p) 5 6 (7a1) y7(97c) 3x7(9n6z) (7xn)4(7a3c) 1 (142y)z 3(7b6ab2)9 1 1 (ab)(pq) 4(7by)8(n8q) 5 4 (4n9) y9(57a) 4x7(2b5t) (5xb)2(5n9a) 10 (210y)t 3(6c7mn1)9 1 1 (ab)(mn) 4(6ax)4(m4p) 3 6 (5y5) x8(13b) 10m5(8n2z) (5mn)6(

5、9y6b) 6 (162x)z 6(2a6mn4)5 1 1 (xy)(st) 4(6ay)7(m4p) 5 4 (6n2) x9(58a) 11a4(8b2z) (5ab)4(6n8a) 6 (22x)z 7(7b5ab6)7 1 1 (xy)(mn) 3(6ay)3(n3p) 9 8 (4x5) x8(53b) 7a6(5b9z) (5ab)3(6x8b) 9 (810x)z 6(7b9mn7)8 1 1 (xy)(pq) 3(7ax)2(m2q) 9 3 (2y2) x8(93c) 18x5(6y2t) (6xy)2(5y4c) 6 (102x)t 5(3d3ab8)7 1 1 (ab)(st) 5(9by)4(n6p) 5 3 (7n3) x2(75c) 7a2(3b8z) (2ab)8(9n9c) 10 (102x)z 7(2b2ab3)9 1 1 (xy)(mn) 5(7by)6(n6q) 3 8 (6m3) x7(78b) 17x3(9b2c) (2xb)7(6m7b) 7 (44x)c 5(6a3ab4)6