初一数学上册合并同类项及去括号专项练习题82.docx

1、初一数学上册合并同类项及去括号专项练习题82 1 1 (ab)(st) 5(7bx)2(m2p) 6 6 (6n8) y3(36a) 7x9(2b4c) (9xb)4(4n5a) 5 (188y)c 6(2d3mn3)6 1 1 (bc)(mn) 5(7bx)3(m4p) 4 9 (3a8) z7(57b) 4x8(5b9t) (5xb)6(5a8b) 5 (1610z)t 5(7c6mn9)4 1 1 (bc)(ef) 3(9by)5(n8p) 2 9 (4x1) z3(77c) 15a6(3n9z) (4an)6(5x8c) 3 (44z)z 8(5a3xy6)2 1 1 (xy)(st)

2、 2(8by)3(m8q) 8 5 (4y9) x3(59c) 3a9(2y5t) (5ay)8(4y9c) 1 (1010x)t 9(2c2bc5)3 1 1 (xy)(mn) 4(6bx)7(n7p) 4 2 (8y6) y3(32b) 2m6(2n4t) (8mn)9(6y8b) 3 (68y)t 3(3a6xy3)4 1 1 (bc)(st) 2(9bx)2(n5q) 9 4 (3n7) y5(55c) 10m6(3b5t) (9mb)7(9n8c) 8 (2010y)t 9(4d7xy9)7 1 1 (yz)(st) 3(9ay)4(n4q) 4 6 (9n3) z9(13b) 20

3、a2(9y4t) (7ay)9(6n3b) 1 (810z)t 6(8d2ab7)6 1 1 (ab)(st) 2(7ax)9(n4p) 5 2 (4b4) x3(86b) 14a3(2n8z) (6an)8(2b3b) 1 (168x)z 9(5d5bc5)2 1 1 (ab)(mn) 3(8bx)4(m9q) 6 9 (5y7) y5(99a) 12m8(3n3t) (9mn)5(8y9a) 5 (22y)t 6(9a6bc6)6 1 1 (ab)(mn) 4(7ax)4(n8p) 6 2 (3a3) z4(57a) 2a7(5y7c) (5ay)3(3a5a) 2 (148z)c 4(9

4、a2xy8)3 1 1 (ab)(ef) 5(9ay)4(n2p) 3 9 (3a4) z4(13a) 19x6(9n4c) (5xn)5(9a9a) 1 (164z)c 2(2d6bc8)9 1 1 (bc)(pq) 2(8ax)5(m4p) 2 9 (2a4) x3(74c) 3a5(5n5c) (3an)8(3a3c) 7 (1610x)c 9(7b5mn9)6 1 1 (bc)(mn) 3(9ax)3(m5p) 7 5 (3a6) x6(53b) 8a7(9n5c) (3an)4(8a7b) 6 (188x)c 9(4c4ab7)5 1 1 (ab)(mn) 5(9by)5(n8q) 5 8 (3x5) z8(89b) 3m8(8y3z) (8my)9(2x9b) 2 (204z)z 2(3b8xy9)3 1 1 (xy)(mn) 5(7ax)2(m3q) 3 4 (7m2) y2(49a) 16m6(4b8c) (4mb)4(4m6a) 1 (126y)c 8(4b3xy9)8