人教版初二数学上册多项式乘多项式练习题精选33.docx

1、人教版初二数学上册多项式乘多项式练习题精选33 (x6)(x5) (xy)(xy) (2x3y)(x23xyy2) (4mn)(m3n) (2a3)2 (3ab)(ab) (x28)(2x2) (3x2x1)(2x1) (x2)(x1) (x5)(x2) (y1)(y1) (y1)(y3) (x2)(4x6) 4a(4a9b) (9x4y)(8x) 3 1 (ab35ab)ab2 4x(x1)3x(x3)3x(2x3) 4 3 (2x4)(2x3) (3x9y)(4xy) (xy)(x22xyy2) (3mn)(4mn) (a4)2 (2ab)(3a4b) (x28)(x5) (2x23x3)

2、(x3) (x3)(x1) (x4)(x2) (y2)(y2) (y3)(y1) (8x2)(9x6) 7a(5a4b) (6x3y)(3x) 4 1 (ab35ab)ab2 x(x3)4x(4x4)x(x3) 3 4 (x2)(x7) (2xy)(4x5y) (2xy)(x23xyy2) (mn)(2m2n) (a2)2 (ab)(2ab) (2x27)(x3) (x22x1)(4x2) (x2)(x1) (x4)(x2) (y3)(y2) (y2)(y3) (8x3)(6x1) 3a(3a5b) (9x3y)(7x) 4 1 (ab25ab)ab2 3x(x3)3x(x4)x(x2) 3

3、4 (x2)(x5) (2xy)(3x2y) (xy)(x2xyy2) (m2n)(2mn) (a4)2 (3ab)(4a8b) (4x24)(2x5) (x2x3)(x2) (x3)(x3) (x3)(x6) (y4)(y2) (y1)(y3) (x3)(6x9) 2a(9a3b) (3x2y)(6x) 3 1 (ab33ab)ab 4x(3x4)x(2x3)x(4x4) 4 3 (4x4)(x2) (3xy)(xy) (2x3y)(x2xyy2) (m7n)(2m8n) (2a2)2 (2ab)(4a2b) (x29)(3x4) (4x2x3)(x2) (x2)(x2) (x4)(x5)

4、(y4)(y2) (y4)(y2) (x4)(5x4) 7a(5a5b) (3x3y)(9x) 5 1 (ab32ab)ab 4x(3x4)3x(4x3)x(3x2) 6 5 (x1)(4x2) (x8y)(4xy) (2xy)(x2xyy2) (m3n)(2mn) (a2)2 (2ab)(a2b) (x25)(x2) (x2x3)(4x1) (x4)(x2) (x5)(x5) (y1)(y2) (y2)(y3) (x4)(9x6) 5a(3a9b) (9x8y)(4x) 4 1 (ab33ab)ab3 x(3x2)3x(3x2)4x(2x2) 5 4 (3x5)(3x7) (xy)(3x6y

5、) (xy)(x22xyy2) (mn)(mn) (4a2)2 (3a2b)(3ab) (4x25)(2x6) (x24x2)(4x3) (x2)(x2) (x4)(x2) (y3)(y1) (y4)(y1) (9x3)(9x1) 5a(3a6b) (6x5y)(7x) 6 1 (ab33ab)ab2 2x(4x2)x(3x2)x(2x3) 5 6 (x6)(4x8) (x5y)(x7y) (xy)(x22xyy2) (2mn)(3mn) (a2)2 (a8b)(4ab) (x25)(x8) (2x24x2)(x1) (x4)(x1) (x3)(x2) (y1)(y3) (y4)(y3) (4

6、x2)(6x8) 2a(6a9b) (8x5y)(9x) 2 1 (ab34ab)ab2 x(x3)x(x3)3x(x2) 3 2 (4x8)(2x8) (2xy)(3xy) (xy)(x22xyy2) (m6n)(3mn) (a4)2 (a8b)(2ab) (4x26)(x9) (4x24x1)(2x3) (x2)(x3) (x5)(x4) (y1)(y2) (y3)(y3) (x3)(5x6) 6a(9a6b) (8x9y)(6x) 4 1 (ab23ab)ab 4x(x3)4x(3x3)x(2x4) 5 4 (3x2)(3x9) (xy)(x9y) (2x2y)(x2xyy2) (4m3

7、n)(mn) (4a2)2 (a8b)(a5b) (3x21)(x8) (x23x1)(x2) (x1)(x1) (x5)(x3) (y4)(y3) (y3)(y1) (x4)(9x8) 4a(2a8b) (5x9y)(3x) 5 1 (ab33ab)ab3 x(x4)x(x1)x(x1) 4 5 (x1)(x6) (x5y)(xy) (2x2y)(x2xyy2) (mn)(mn) (2a3)2 (4a7b)(4a4b) (x22)(x9) (3x23x1)(4x2) (x1)(x2) (x2)(x5) (y4)(y2) (y2)(y2) (3x3)(8x1) 6a(2a8b) (5x3y)(

8、9x) 5 1 (ab26ab)ab x(4x4)3x(x4)x(x4) 6 5 (4x3)(4x9) (2x8y)(3x6y) (xy)(x22xyy2) (mn)(2mn) (a2)2 (3ab)(2a7b) (x23)(x8) (4x2x3)(x3) (x1)(x1) (x1)(x2) (y4)(y3) (y1)(y3) (4x3)(5x6) 7a(6a5b) (2x4y)(8x) 6 1 (ab34ab)ab 4x(3x3)x(4x3)x(x3) 5 6 (2x4)(4x2) (4xy)(3xy) (3xy)(x23xyy2) (mn)(2m6n) (a3)2 (ab)(4ab) (x

9、21)(3x2) (2x2x3)(4x2) (x1)(x2) (x3)(x6) (y4)(y1) (y2)(y3) (8x2)(6x8) 7a(3a4b) (8x3y)(9x) 6 1 (ab35ab)ab 3x(x3)x(4x2)x(3x2) 5 6 (x7)(x4) (x3y)(3xy) (x3y)(x2xyy2) (4mn)(m5n) (a3)2 (a8b)(a9b) (x28)(2x3) (x2x1)(x1) (x2)(x1) (x2)(x5) (y1)(y3) (y2)(y3) (9x2)(9x6) 4a(2a3b) (2x2y)(4x) 4 1 (ab25ab)ab 4x(3x2)x(x4)x(x1) 5 4 (3x6)(4x7) (3x8y)(4x4y) (3x3y)(x23xyy2) (mn)(4mn) (4a4)2 (4ab)(4ab) (2x27)(4x1) (3x2x3)(2x2) (x3)(x2) (x6)(x5) (y3)(y1) (y4)(y3) (x4)(5x8) 7a(6a9b) (5x2y)(5x) 6 1 (ab36ab)ab2 x(3x4)x(2x3)x(x4) 5 6