初一数学上册合并同类项专项练习题131.docx

1、初一数学上册合并同类项专项练习题131(4y5) x5(97b) 20m2(7n7t) (6mn)4(8y4b) 8 (810x)t 8(8d6xy1)9 1 1 (ab)(mn) 3(9bx)4(m5p) 7 8 (9n3) x6(25a) 20a8(5y3z) (4ay)6(6n6a) 6 (1410x)z 5(9a7mn9)7 1 1 (ab)(st) 4(6by)8(n5p) 5 3 (9a8) z8(13a) 2x2(4b5t) (7xb)5(2a4a) 8 (42z)t 3(5b9ab1)7 1 1 (ab)(ef) 2(9ay)7(n7p) 3 2 (8x7) y8(52a) 2

2、x8(6b3c) (2xb)9(5x8a) 1 (64y)c 8(3d7mn9)6 1 1 (ab)(pq) 3(9bx)7(n6q) 3 6 (7a6) z2(36c) 15x7(5b3t) (2xb)9(8a4c) 4 (142z)t 9(8d4ab1)3 1 1 (xy)(st) 2(7bx)8(m6q) 6 4 (6y6) z7(52a) 20m6(4b4t) (3mb)2(3y7a) 6 (1410z)t 9(4a9xy3)5 1 1 (xy)(mn) 3(9by)4(n5q) 5 3 (8n3) z7(16a) 12x8(5y4c) (5xy)3(9n5a) 3 (210z)c 4

3、(6a3mn7)2 1 1 (ab)(mn) 5(9ax)6(m2p) 4 7 (8y2) z5(76c) 5a5(9y4z) (7ay)6(8y3c) 3 (146z)z 5(9a9xy3)2 1 1 (bc)(pq) 4(6ax)9(n6p) 2 2 (3n9) x2(52a) 12x7(4n6c) (8xn)4(7n2a) 3 (22x)c 2(7a9bc2)4 1 1 (yz)(st) 4(7ay)6(n3p) 4 7 (8x2) y8(23c) 9x6(6b7z) (2xb)8(5x9c) 4 (126y)z 6(9a6ab3)5 1 1 (yz)(st) 5(7ay)9(n5q)

4、9 8 (2n9) y2(59a) 7a2(7b2z) (8ab)5(6n2a) 10 (88y)z 3(5d7xy1)9 1 1 (xy)(st) 3(6ay)3(m4q) 2 7 (3b1) x3(57c) 10a3(4n8z) (2an)2(3b3c) 1 (146x)z 9(9d5ab3)2 1 1 (yz)(pq) 4(6ax)8(n7q) 2 3 (3m3) x8(32b) 14m6(4y9z) (7my)2(2m7b) 6 (88x)z 9(3a6ab1)7 1 1 (yz)(mn) 2(8ay)2(n6q) 8 9 (8a5) z2(69a) 16a4(5n6t) (7an)7

5、(3a2a) 4 (204z)t 6(5b4mn9)3 1 1 (yz)(st) 3(6ay)4(m4p) 9 9 (9x7) x9(83b) 13m2(3b3t) (3mb)2(7x3b) 7 (202x)t 8(3b6bc6)6 1 1 (yz)(ef) 2(8by)5(m7q) 2 9 (9a1) z7(75b) 14x3(6n4t) (3xn)7(5a9b) 1 (1610z)t 9(4a6xy8)3 1 1 (ab)(st) 2(9ax)6(n3q) 6 6 (7x5) x3(74c) 5a6(7b3z) (7ab)9(2x6c) 1 (162x)z 5(9d4ab4)8 1 1 (

6、xy)(st) 4(8ay)8(m8p) 5 7 (7b5) y4(12c) 2x7(5y2c) (9xy)4(7b9c) 1 (210y)c 8(9d6bc8)6 1 1 (ab)(ef) 5(7ay)2(n8q) 7 2 (7y9) y5(46c) 13m2(8n9z) (6mn)5(7y4c) 8 (144y)z 9(4c3xy3)9 1 1 (bc)(pq) 5(8ax)5(m6q) 2 9 (7y2) x9(82b) 4a7(8n8z) (4an)3(2y7b) 7 (106x)z 8(6d7xy1)6 1 1 (bc)(ef) 3(6by)4(m4q) 4 6 (9m3) y6(26c) 9a2(4b3z) (6ab)8(4m8c) 4 (104y)z 4(2d4xy9)5 1 1 (yz)(pq) 2(8ax)5(m2p) 9 5 (2m8) z9(78a) 6a5(9b8t) (4ab)7(8m6a) 1 (86z)t 5(8a5xy6)8 1 1 (ab)(mn) 3(8ay)3(n8p) 9 4 (3a8) x3(23a) 15m3(5b2z) (6mb)6(4a2a)