1、八年级因式分解专项训练 179x22x1x4x2y44ax212axy9ay26a6ba2b24x2y8xy4y4x23616x2y2x4x24x28x4x4x2y49ax236axy36ay2dadba2b29x2y30xy25y9x294x29y2x3x29x224x16x3xy24ax220axy25ay24a4ba2b2x2y10xy25y9x2254x2y2x4xx24x4x3xy49ax236axy36ay2tatba2b24x2y20xy25y4x21616x29y2x3x29x236x36xxy49ax236axy36ay2mamba2b29x2y18xy9y9x2259x2y
2、2x4x29x218x9x3xy24ax28axy4ay2tatba2b2x2y8xy16y16x294x24y2x3x24x220x25x4xy29ax26axyay2dadba2b24x2y24xy36yx249x29y2x3x2x26x9x2xy2ax210axy25ay2mamba2b24x2y12xy9yx2369x2y2x4x2x28x16xx2y44ax224axy36ay2tatba2b24x2y8xy4y4x2254x2y2x4x2x26x9x4xy2ax212axy36ay23a3ba2b24x2y16xy16yx2364x2y2x4x9x236x36xx2y2ax22axyay26a6ba2b2x2y8xy16yx2164x2y2x3xx24x4x3x2y24ax216axy16ay24a4ba2b29x2y30xy25y9x22516x2y2x4x2x28x16x2xy24ax28axy4ay2nanba2b24x2y24xy36y4x219x2y2x4x2x26x9