初一数学上册合并同类项及去括号专项练习题171.docx

1、初一数学上册合并同类项及去括号专项练习题171 1 1 (yz)(pq) 5(6ay)5(m9q) 5 9 (4b5) y5(86a) 9x6(2y5c) (3xy)6(2b7a) 1 (1010y)c 6(6d3bc5)9 1 1 (ab)(st) 4(7ax)5(m3p) 8 7 (5b8) y2(68a) 7x9(7y7c) (4xy)9(8b9a) 7 (148y)c 5(9c7ab8)6 1 1 (yz)(mn) 3(8ax)6(n3q) 6 7 (9b9) z6(68c) 12m7(9n4t) (3mn)8(3b9c) 2 (162z)t 4(9d4mn6)3 1 1 (yz)(m

2、n) 4(8ax)4(m4q) 8 4 (5a5) z8(62c) 9x4(9y9t) (5xy)4(6a3c) 2 (184z)t 8(5d4xy2)3 1 1 (bc)(pq) 4(8bx)2(m6p) 6 6 (3b7) x8(16a) 7x9(8n2z) (7xn)5(7b6a) 8 (128x)z 7(3d7bc3)7 1 1 (yz)(st) 4(9ay)2(m7p) 4 4 (7x7) z4(14a) 19x8(3b5t) (4xb)3(3x5a) 1 (86z)t 4(6a2mn4)4 1 1 (xy)(mn) 4(8by)5(n8q) 9 3 (2a9) y9(93a) 17

3、m9(4n5z) (5mn)4(8a2a) 7 (1610y)z 8(2a4bc9)8 1 1 (bc)(ef) 4(9ax)3(m6q) 7 9 (6a7) x7(72a) 8m9(8b8z) (3mb)3(3a6a) 1 (106x)z 2(7b3ab4)5 1 1 (ab)(pq) 3(9ay)2(n5p) 2 9 (4n5) x3(43a) 4m5(7n9c) (2mn)4(8n5a) 4 (64x)c 5(8d5ab6)3 1 1 (xy)(mn) 4(7bx)3(m8p) 7 8 (8a8) z5(86a) 14m7(6b8t) (3mb)3(2a8a) 8 (168z)t 2(5

4、d5xy3)7 1 1 (xy)(pq) 3(6by)6(m7p) 3 5 (9n9) y6(65c) 12a5(6n8c) (2an)6(7n5c) 1 (48y)c 7(5d3ab2)6 1 1 (yz)(st) 3(6ay)5(n3p) 9 2 (3y8) z9(78b) 16x5(5b6c) (2xb)6(2y5b) 8 (86z)c 2(3c6bc9)7 1 1 (ab)(pq) 4(7ay)3(m8p) 2 7 (8b5) z8(44a) 13a3(9b9t) (9ab)3(6b3a) 3 (164z)t 2(7d3bc9)2 1 1 (xy)(ef) 5(9ax)4(m5q) 4 2 (3x4) z7(26c) 8a3(4y9t) (3ay)2(9x3c) 1 (102z)t 9(8c2mn1)7 1 1 (bc)(pq) 5(8bx)8(m9p) 2 3 (9m9) z4(25c) 2m2(8n4t) (5mn)8(5m4c) 1 (26z)t 9(8c7xy1)8