初一数学上册合并同类项及去括号专项练习题59.docx

1、初一数学上册合并同类项及去括号专项练习题59 1 1 (yz)(pq) 3(9ax)9(n6p) 5 2 (3n5) z3(46c) 2a3(8b2z) (9ab)4(5n9c) 1 (166z)z 7(8c7xy1)8 1 1 (yz)(mn) 2(8by)2(m9p) 5 9 (3y2) y7(22a) 15x7(5b5t) (2xb)7(3y3a) 1 (124y)t 3(8a9bc2)4 1 1 (ab)(ef) 2(7by)5(n6p) 5 5 (7y8) z2(99a) 6m2(9b8t) (9mb)2(4y3a) 1 (2010z)t 4(4d2xy9)2 1 1 (bc)(ef

2、) 2(9bx)2(n3p) 9 5 (6n3) z2(97b) 18m2(2b8t) (5mb)7(9n3b) 3 (1010z)t 3(4c7ab8)4 1 1 (bc)(pq) 5(9ax)2(n4q) 9 2 (2a1) z8(78a) 4m5(8y2c) (8my)2(4a3a) 1 (122z)c 7(7c2ab1)3 1 1 (ab)(ef) 5(7by)4(n3q) 9 3 (7n3) x5(28c) 4m2(3y9z) (8my)5(4n2c) 10 (810x)z 4(9a6bc8)9 1 1 (bc)(mn) 3(9bx)8(n9q) 2 8 (7m2) x9(45b)

3、8a7(6b8c) (5ab)5(5m6b) 6 (62x)c 9(5c4mn2)7 1 1 (xy)(ef) 2(6bx)3(n6p) 4 9 (5m9) y3(66a) 9m3(3b2z) (8mb)9(6m8a) 6 (210y)z 7(4b9ab7)5 1 1 (bc)(ef) 5(7bx)3(m8q) 7 7 (2a4) z4(37a) 3a8(9y9c) (6ay)9(6a4a) 1 (42z)c 7(6b8mn6)7 1 1 (xy)(pq) 3(9bx)7(m3q) 6 3 (9b7) z3(95a) 18m6(4y5z) (2my)3(5b4a) 1 (210z)z 3(4d

4、8mn5)6 1 1 (xy)(mn) 3(9by)2(m5p) 9 7 (6n1) x4(92c) 9x3(9n2c) (9xn)4(5n2c) 1 (44x)c 5(5c5bc3)3 1 1 (xy)(pq) 4(8ax)3(n3p) 6 9 (8n4) y3(12c) 6x9(7b5t) (8xb)6(3n2c) 10 (206y)t 2(2c9ab2)9 1 1 (yz)(mn) 5(7ax)2(n8p) 2 6 (8x5) y7(75a) 9m3(9y7z) (4my)5(4x8a) 1 (128y)z 9(8c7bc8)4 1 1 (xy)(ef) 2(9ay)6(m4p) 7 3 (9a7) z2(46a) 14x8(2y7z) (4xy)9(2a9a) 1 (28z)z 6(9b8xy1)8 1 1 (yz)(pq) 5(9ay)8(n4p) 2 2 (8n3) y5(64b) 4a6(2b8c) (6ab)6(6n4b) 6 (102y)c 2(9d4ab1)5