初一数学上册合并同类项专项练习题精编14.docx

1、初一数学上册合并同类项专项练习题精编14 1 1 (xy)(mn) 5(7ay)3(m6q) 3 9 (6b6) x2(49c) 15m2(7b8z) (8mb)2(6b3c) 1 (128x)z 6(4c4xy3)3 1 1 (bc)(pq) 5(6by)9(m2q) 7 7 (3a8) z6(84a) 4m6(7n3z) (7mn)2(5a5a) 1 (142z)z 8(6b8mn5)5 1 1 (xy)(st) 5(7ax)8(n5q) 7 4 (8b8) y3(32b) 14a4(8n5z) (5an)4(3b9b) 3 (26y)z 2(8d9bc2)4 1 1 (ab)(st) 2

2、(8by)8(n9q) 8 8 (4b4) x9(17a) 3a2(8n8t) (3an)6(5b9a) 1 (184x)t 7(5b4xy1)2 1 1 (xy)(mn) 3(9ax)3(m7q) 3 4 (3n4) z5(14b) 2a4(5y9z) (3ay)5(2n5b) 1 (610z)z 3(6a6bc5)2 1 1 (xy)(pq) 5(6ay)5(n3p) 5 9 (7n7) z7(63a) 7a7(7b2z) (4ab)2(4n7a) 4 (186z)z 7(6a6ab8)3 1 1 (xy)(ef) 3(7ax)3(m7p) 3 2 (9a8) y7(72b) 7x2(4y

3、2t) (6xy)8(2a5b) 1 (2010y)t 2(2d3bc3)2 1 1 (bc)(pq) 2(6bx)7(m5q) 6 8 (6a5) x5(47b) 4a6(6b7t) (5ab)4(8a9b) 7 (126x)t 6(5b3ab4)6 1 1 (ab)(mn) 3(6ax)6(m6q) 5 5 (3n1) x2(26c) 16m9(5y9t) (5my)9(4n3c) 1 (162x)t 6(9d2xy8)8 1 1 (bc)(ef) 2(7ay)5(n4q) 3 8 (2x5) x8(85a) 3x8(8y7c) (7xy)5(5x7a) 6 (188x)c 9(8b6ab

4、7)5 1 1 (yz)(pq) 2(8by)3(m9p) 9 8 (6a2) x6(75a) 18x8(2b7c) (6xb)9(9a7a) 5 (26x)c 8(5d4mn3)6 1 1 (bc)(st) 3(9ax)7(n7q) 2 4 (9y7) x7(23a) 9x8(7b8t) (3xb)4(9y8a) 5 (166x)t 9(6c2mn1)6 1 1 (bc)(pq) 3(8ay)7(m6p) 6 8 (6x2) z4(86b) 20m7(4n7z) (3mn)8(9x6b) 10 (1210z)z 6(5d7mn5)9 1 1 (bc)(ef) 5(9by)6(m6p) 6 8

5、 (6a4) y9(45a) 17x8(5n9t) (6xn)3(8a7a) 7 (1810y)t 3(4b4ab2)8 1 1 (yz)(pq) 3(9bx)6(n9p) 2 4 (8m2) x8(89b) 11m5(2y7c) (8my)7(6m8b) 1 (168x)c 9(4d3bc3)6 1 1 (ab)(st) 3(9by)5(n4q) 5 5 (2b2) x7(15a) 2m6(2n8c) (4mn)5(5b5a) 5 (148x)c 5(5d8mn3)6 1 1 (bc)(st) 2(8ay)6(n4p) 9 3 (5x3) z2(87a) 2m7(5n2z) (2mn)2(7x9a) 9 (410z)z 8(5d5ab8)8 1 1 (xy)(pq) 3(6ax)4(m8q) 3 3 (6a2) z7(76a) 11x9(5n3c) (7xn)9(9a5a) 4 (104z)c 8(5c9ab1)3 1 1 (bc)(ef) 4(6ay)4(m8p) 4 2 (4b8) x3(86c) 13x3(6b5c) (7xb)9(9b5c)