1、八年级因式分解专项训练 1614x2y2x3x2x24x4xx2y24ax220axy25ay24a4ba2b2x2y12xy36yx249x2y2x3x9x236x36x2xy2ax28axy16ay2mamba2b24x2y8xy4y4x249x24y2x3x4x220x25x2xy4ax26axy9ay2tatba2b24x2y20xy25y4x2364x24y2x4x29x212x4xxy24ax212axy9ay25a5ba2b2x2y8xy16yx21616x29y2x3xx210x25x4x2y24ax212axy9ay2tatba2b2x2y6xy9yx249x2y2x3x9x
2、218x9x2xy49ax236axy36ay2dadba2b29x2y12xy4y16x294x2y2x4x29x212x4x2xy44ax24axyay2mamba2b2x2y12xy36yx2254x29y2x4x24x212x9x2x2y29ax224axy16ay23a3ba2b24x2y4xyy4x22516x2y2x3xx22x1x2x2y2ax24axy4ay22a2ba2b2x2y8xy16y4x2416x24y2x4x2x28x16x2x2y29ax26axyay2nanba2b2x2y4xy4y16x2416x2y2x4x2x24x4x2xy49ax26axyay2cacba2b2x2y4xy4yx2254x29y2x4x4x224x36x3xy24ax224axy36ay2nanba2b2x2y12xy36y4x2364x24y2x4x24x220x25x2xy2ax212axy36ay22a2ba2b29x2y6xyy4x294x2y2