1、人教版初二数学上册多项式乘多项式练习题精选30 (x8)(4x8) (2xy)(x4y) (2xy)(x23xyy2) (3mn)(mn) (4a3)2 (a8b)(ab) (x22)(2x6) (2x22x1)(2x3) (x3)(x2) (x1)(x4) (y3)(y3) (y3)(y2) (x3)(2x4) 2a(3a5b) (5x5y)(7x) 5 1 (ab33ab)ab3 x(4x3)x(4x1)3x(4x2) 6 5 (3x6)(x4) (2x3y)(x9y) (xy)(x2xyy2) (mn)(mn) (3a3)2 (3a3b)(2ab) (3x24)(2x2) (4x22x2
2、)(4x1) (x4)(x3) (x2)(x2) (y1)(y1) (y3)(y3) (9x4)(4x1) 7a(4a5b) (8x9y)(6x) 3 1 (ab36ab)ab x(4x3)2x(x1)2x(4x4) 4 3 (x6)(x5) (xy)(xy) (2x2y)(x2xyy2) (mn)(m3n) (4a2)2 (a5b)(ab) (x21)(2x9) (2x2x3)(2x1) (x2)(x3) (x6)(x5) (y1)(y3) (y4)(y2) (x4)(3x4) 8a(2a2b) (7x6y)(6x) 3 1 (ab22ab)ab x(x1)3x(4x4)x(2x1) 4 3
3、 (x3)(x3) (xy)(xy) (3xy)(x22xyy2) (4m5n)(mn) (3a4)2 (ab)(ab) (x22)(2x8) (3x2x1)(2x2) (x4)(x2) (x1)(x4) (y4)(y1) (y4)(y3) (x3)(7x9) 7a(2a4b) (5x8y)(2x) 3 1 (ab26ab)ab3 2x(4x1)x(x3)4x(x3) 4 3 (4x2)(x3) (xy)(x3y) (x3y)(x23xyy2) (4m6n)(m6n) (4a2)2 (ab)(a3b) (x28)(3x4) (2x22x3)(2x3) (x4)(x1) (x4)(x5) (y1
4、)(y1) (y2)(y2) (6x3)(9x1) 9a(5a4b) (8x8y)(4x) 2 1 (ab32ab)ab 4x(x1)3x(x1)4x(4x2) 3 2 (x2)(x8) (3xy)(xy) (x2y)(x22xyy2) (m7n)(m3n) (a2)2 (3a5b)(3a9b) (3x23)(x3) (4x2x2)(2x2) (x3)(x2) (x3)(x3) (y3)(y3) (y4)(y2) (7x3)(4x4) 8a(2a3b) (9x8y)(9x) 6 1 (ab33ab)ab x(x2)2x(x2)3x(x3) 5 6 (2x4)(x4) (4xy)(3x7y) (
5、xy)(x22xyy2) (mn)(mn) (a2)2 (a9b)(3a3b) (3x27)(2x5) (x23x3)(2x2) (x3)(x1) (x6)(x5) (y4)(y1) (y1)(y3) (5x2)(9x4) 4a(4a5b) (5x6y)(9x) 7 1 (ab22ab)ab x(x1)4x(x2)x(2x4) 6 7 (x3)(x9) (2x6y)(2x5y) (2x3y)(x23xyy2) (4m6n)(mn) (4a2)2 (2a3b)(ab) (x25)(3x8) (4x24x3)(x3) (x2)(x1) (x2)(x2) (y1)(y3) (y4)(y2) (7x3
6、)(2x8) 7a(5a4b) (8x4y)(3x) 2 1 (ab33ab)ab x(x2)x(x2)4x(3x3) 3 2 (x2)(3x3) (x8y)(3x6y) (3xy)(x2xyy2) (3m5n)(2mn) (2a2)2 (ab)(a3b) (2x26)(3x3) (4x24x1)(x1) (x4)(x2) (x6)(x1) (y4)(y3) (y4)(y1) (8x3)(4x1) 8a(7a5b) (6x5y)(4x) 4 1 (ab36ab)ab3 4x(2x2)2x(4x3)x(x3) 5 4 (x7)(4x8) (x7y)(xy) (3xy)(x22xyy2) (mn)
7、(m6n) (a4)2 (3ab)(a4b) (2x23)(4x3) (x2x1)(4x2) (x1)(x2) (x6)(x4) (y4)(y2) (y2)(y2) (5x2)(8x7) 5a(3a8b) (2x3y)(3x) 3 1 (ab33ab)ab2 x(x3)3x(4x1)2x(4x1) 4 3 (x9)(3x6) (2xy)(3xy) (xy)(x2xyy2) (4m4n)(4m8n) (a2)2 (ab)(2ab) (x28)(2x4) (x2x3)(x2) (x2)(x2) (x3)(x5) (y4)(y1) (y3)(y1) (8x4)(5x5) 4a(6a5b) (8x5y
8、)(6x) 6 1 (ab26ab)ab 4x(x3)x(4x4)x(x1) 5 6 (4x9)(4x2) (2x5y)(2xy) (3x3y)(x22xyy2) (m5n)(4mn) (3a3)2 (4ab)(ab) (3x24)(3x2) (x22x3)(3x3) (x1)(x1) (x2)(x1) (y3)(y3) (y4)(y1) (x3)(7x3) 2a(9a7b) (9x5y)(2x) 7 1 (ab25ab)ab 2x(x4)x(4x1)x(3x1) 6 7 (2x7)(4x8) (xy)(3x3y) (2x2y)(x2xyy2) (mn)(m8n) (a1)2 (2a4b)(4
9、a3b) (x21)(x7) (x2x1)(x3) (x3)(x2) (x3)(x5) (y1)(y1) (y3)(y1) (x2)(4x8) 4a(8a6b) (7x6y)(5x) 7 1 (ab36ab)ab2 x(x2)x(4x4)x(x2) 6 7 (4x7)(4x4) (x4y)(x5y) (x2y)(x22xyy2) (3m7n)(3m8n) (3a2)2 (2a9b)(2ab) (x22)(x5) (x2x1)(3x3) (x4)(x3) (x1)(x2) (y1)(y2) (y1)(y2) (x3)(8x8) 6a(2a8b) (5x2y)(2x) 3 1 (ab22ab)ab3 x(3x2)3x(2x4)2x(3x1) 4 3 (2x7)(2x7) (2xy)(x8y) (3xy)(x2xyy2) (m5n)(mn) (4a2)2 (a2b)(2a3b) (2x27)(x3) (4x23x1)(x2) (x2)(x2) (x3)(x5) (y3)(y1) (y1)(y2) (x3)(6x4) 8a(9a3b) (8x4y)(5x) 5 1 (ab33ab)ab3 4x(2x4)x(x3)4x(x2) 4 5
