初一数学上册合并同类项专项练习题精编68.docx

1、初一数学上册合并同类项专项练习题精编686a6(6b5t) (8ab)2(4b9b) 3 (148x)t 6(2d9ab3)2 1 1 (yz)(pq) 2(7by)2(n8q) 6 2 (8a5) x7(76a) 12x4(3n8c) (3xn)8(3a7a) 7 (210x)c 2(7d9xy7)6 1 1 (ab)(ef) 4(9by)7(n6p) 4 9 (9x2) x5(28b) 6a6(4b7t) (2ab)4(4x8b) 9 (66x)t 4(2d5ab3)8 1 1 (yz)(mn) 3(8ax)7(n7p) 5 7 (5b1) y9(37a) 6x5(9n7c) (4xn)9

2、(6b5a) 5 (1210y)c 7(9c3mn9)4 1 1 (yz)(mn) 3(6ax)3(m2p) 8 9 (5a1) y9(29a) 12x2(5y6t) (7xy)2(2a5a) 6 (48y)t 8(2b7bc3)5 1 1 (xy)(pq) 2(8by)9(m2q) 8 8 (9y6) z4(89c) 5x2(3b5c) (5xb)3(8y5c) 1 (24z)c 6(9a8ab1)3 1 1 (bc)(st) 3(7ay)6(m8q) 3 9 (3y7) y6(95a) 8x7(6b9c) (4xb)3(4y5a) 2 (64y)c 6(6a5xy5)3 1 1 (yz)(

3、pq) 5(6ax)3(n6q) 5 6 (8a5) y8(92b) 13x6(6y2c) (3xy)3(7a3b) 3 (206y)c 4(7b9xy2)4 1 1 (bc)(ef) 4(7by)3(n6p) 8 2 (4x1) x6(53a) 12x9(7b5c) (5xb)3(5x3a) 6 (128x)c 9(8a5ab1)7 1 1 (yz)(mn) 3(7by)6(m6q) 9 7 (9x8) z2(35b) 20a2(9n2z) (7an)8(5x2b) 3 (206z)z 8(2d2mn7)4 1 1 (xy)(pq) 4(8by)9(m5p) 9 5 (4x9) y3(52c

4、) 20m8(3b9c) (6mb)7(6x9c) 6 (186y)c 3(4d6ab1)5 1 1 (bc)(ef) 3(9by)3(m5p) 8 4 (4b1) x6(49a) 7x6(3y2c) (8xy)4(9b7a) 5 (810x)c 9(2d6ab9)6 1 1 (ab)(pq) 5(8by)6(n5q) 4 8 (3b8) z2(36b) 13a3(5n5c) (4an)2(3b9b) 3 (206z)c 4(5a4bc1)4 1 1 (yz)(st) 3(9bx)9(m3q) 7 4 (3a2) y6(69a) 12m5(7n5z) (2mn)7(3a2a) 7 (124y)

5、z 4(7a8xy7)8 1 1 (bc)(pq) 2(8by)6(m7q) 2 5 (2y8) z3(99b) 6x5(7b9z) (9xb)6(8y7b) 2 (102z)z 4(2c8bc9)3 1 1 (bc)(mn) 5(6bx)3(m9q) 2 3 (3x9) y7(53a) 19x5(8y7z) (6xy)6(4x6a) 1 (184y)z 4(8c8xy6)7 1 1 (xy)(ef) 2(6ay)2(m6q) 9 4 (9a2) x5(17a) 10x7(7y5c) (9xy)7(7a7a) 8 (610x)c 4(8c9bc9)7 1 1 (yz)(pq) 3(8by)8(n7p) 9 2 (5a5) x2(32a) 4x4(2b9c) (8xb)4(6a8a) 5 (164x)c 5(8b8ab6)4 1 1 (ab)(mn) 2(6by)6(m5p) 8 5 (9x1) z6(92b) 4x8(2b7t) (2xb)8(7x4b) 1 (142z)t 9(7b4bc9)9 1 1 (xy)(ef) 2(6by)6(n7p) 2 2