1、八年级因式分解专项训练 122x3x9x230x25x3x2y4ax26axy9ay2mamba2b24x2y8xy4y16x2169x2y2x4x9x236x36x4xy24ax212axy9ay24a4ba2b2x2y4xy4y9x299x24y2x3x24x28x4x3x2y49ax218axy9ay25a5ba2b2x2y10xy25yx21616x29y2x3x9x218x9x4x2y49ax224axy16ay23a3ba2b24x2y24xy36yx2164x24y2x3x29x218x9x4xy4ax24axy4ay2cacba2b2x2y10xy25y4x2169x24y2x
2、3x2x28x16x4x2y49ax212axy4ay24a4ba2b2x2y10xy25y16x294x24y2x4x29x224x16x3xy29ax218axy9ay2nanba2b2x2y6xy9y16x2164x2y2x3xx24x4x4x2y4ax210axy25ay2nanba2b29x2y18xy9y9x2259x29y2x4xx24x4x3xy24ax216axy16ay2tatba2b29x2y18xy9y9x2369x29y2x4xx26x9x4xy44ax220axy25ay24a4ba2b29x2y36xy36y4x21616x2y2x4x24x216x16x3x2y4ax26axy9ay2nanba2b24x2y16xy16y16x2916x2y2x4x2x22x1x4x2y2ax210axy25ay2tatba2b29x2y18xy9y4x21616x2y2x3x4x28x4x4xy29ax230axy25ay2dadba2b2x2y4xy4y4x2369x24y2x4x