1、人教版初二数学上册多项式乘多项式练习题精选74 (4x3)(3x3) (4x5y)(2xy) (xy)(x2xyy2) (3mn)(mn) (a4)2 (3a7b)(2a2b) (x28)(3x6) (2x2x1)(3x3) (x1)(x3) (x3)(x1) (y1)(y3) (y1)(y3) (x4)(8x6) 9a(9a6b) (9x7y)(8x) 5 1 (ab23ab)ab2 x(x4)4x(2x2)2x(x4) 4 5 (4x6)(2x6) (x4y)(xy) (2xy)(x22xyy2) (m9n)(3mn) (a4)2 (4ab)(ab) (x26)(4x8) (3x2x2)(
2、x3) (x3)(x2) (x3)(x1) (y2)(y3) (y2)(y2) (x2)(4x7) 8a(4a3b) (4x5y)(9x) 6 1 (ab36ab)ab3 x(3x2)x(2x4)4x(4x2) 5 6 (3x5)(3x8) (xy)(2xy) (2xy)(x2xyy2) (2mn)(mn) (a2)2 (3a7b)(4ab) (2x29)(x1) (2x23x2)(x2) (x3)(x2) (x4)(x6) (y2)(y3) (y3)(y2) (x3)(3x1) 8a(7a9b) (4x8y)(7x) 6 1 (ab35ab)ab2 x(3x3)2x(x1)x(3x3) 5
3、6 (4x3)(x9) (2x7y)(4x7y) (3xy)(x2xyy2) (3mn)(2mn) (2a4)2 (ab)(a9b) (x29)(4x1) (2x2x3)(3x3) (x3)(x1) (x3)(x6) (y2)(y1) (y2)(y3) (x3)(9x1) 9a(8a4b) (6x3y)(3x) 2 1 (ab24ab)ab2 2x(2x3)x(2x2)x(2x4) 3 2 (x8)(x8) (4xy)(3xy) (xy)(x23xyy2) (4mn)(2m4n) (3a4)2 (a4b)(a3b) (x24)(4x5) (2x23x3)(3x1) (x1)(x1) (x3)(
4、x4) (y4)(y3) (y3)(y3) (x3)(9x1) 3a(4a6b) (4x8y)(8x) 5 1 (ab25ab)ab3 x(x4)x(3x1)3x(x1) 4 5 (x2)(x2) (2x3y)(3x7y) (3xy)(x22xyy2) (4m4n)(m9n) (2a4)2 (4ab)(3ab) (4x28)(x8) (2x23x3)(2x1) (x3)(x3) (x5)(x3) (y1)(y3) (y4)(y3) (8x3)(6x7) 2a(9a3b) (4x5y)(9x) 5 1 (ab24ab)ab 2x(x1)3x(4x4)x(x3) 6 5 (3x9)(x8) (4x
5、y)(xy) (2x2y)(x2xyy2) (2m8n)(2mn) (2a2)2 (a4b)(2a6b) (x21)(2x3) (2x24x3)(x2) (x3)(x2) (x6)(x4) (y4)(y2) (y4)(y1) (5x4)(3x4) 6a(2a9b) (7x8y)(7x) 2 1 (ab24ab)ab x(x2)3x(3x2)x(4x3) 3 2 (x7)(x7) (3x8y)(2x2y) (xy)(x23xyy2) (3mn)(m5n) (a2)2 (ab)(a6b) (4x29)(2x6) (2x2x2)(2x1) (x4)(x2) (x6)(x1) (y1)(y2) (y4
6、)(y1) (x4)(6x4) 2a(7a5b) (6x5y)(2x) 3 1 (ab24ab)ab 3x(x2)x(4x4)2x(x1) 4 3 (x4)(3x3) (xy)(3x2y) (2xy)(x2xyy2) (m4n)(mn) (a3)2 (3ab)(3a6b) (x24)(4x1) (3x2x3)(x2) (x2)(x2) (x2)(x4) (y4)(y3) (y4)(y3) (x4)(6x2) 2a(7a9b) (2x9y)(2x) 3 1 (ab24ab)ab 4x(x4)x(4x4)4x(x2) 4 3 (4x7)(x6) (4xy)(x3y) (xy)(x2xyy2) (4m4n)(3mn) (2a2)2 (3a9b)(ab) (2x24)(2x3) (3x2x2)(x1) (x4)(x3) (x2)(x2) (y3)(y3) (y4)(y3) (4x3)(5x6) 7a(9a2b) (6x8y)(2x) 2 1
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