1、中考计算题精选因式分解强烈推荐 192x38x28x(a4b)2(4a2b)28a28a2化简并求值:3(mn)2(3mn)(m2n),其中m1,n2化简:(x1)(x1)3(x25)分解因式:25x336x=a2b2a4x316x216x50x2251624(xy)9(xy)2416x22x34x22x(a4b)2(3a2b)22a28a8化简并求值:3(mn)2(3mn)(m3n),其中m1,n3化简:(x4)(x4)2(x23)分解因式:9x325x=a2b3a16x332x216x27x291640(xy)25(xy)244x23x312x212x(2a4b)2(4a2b)212a22
2、4a12化简并求值:(mn)2(mn)(m2n),其中m2,n1化简:(x3)(x3)3(x24)分解因式:4x3x=a2b3a4x316x216x16x2163612(xy)(xy)2416x22x38x28x(a3b)2(3a2b)212a224a12化简并求值:4(mn)2(mn)(m3n),其中m2,n1化简:(x4)(x4)3(x23)分解因式:9x325x=a3b7ax32x2x3x21416(xy)16(xy)24x28x38x22x(2a3b)2(4a2b)22a24a2化简并求值:3(mn)2(3mn)(m2n),其中m1,n1化简:(x4)(x4)2(x22)分解因式:4x
3、34x=a3b8a9x330x225x12x24918(xy)9(xy)244x212x324x212x(2a4b)2(4ab)23a26a3化简并求值:2(mn)2(2mn)(m2n),其中m3,n1化简:(x3)(x3)2(x25)分解因式:4x316x=ab3a4x34x2x4x2416(xy)9(xy)21616x212x324x212x(a4b)2(3a2b)22a28a8化简并求值:(mn)2(3mn)(m2n),其中m3,n1化简:(x2)(x2)3(x21)分解因式:x325x=a3b5ax310x225x12x24412(xy)9(xy)24x212x312x23x(2a3b
4、)2(3ab)28a216a8化简并求值:2(mn)2(mn)(mn),其中m3,n2化简:(x1)(x1)2(x24)分解因式:9x325x=a3b8ax38x216x75x225416(xy)16(xy)2416x28x38x22x(a3b)2(4ab)28a28a2化简并求值:2(mn)2(3mn)(m2n),其中m2,n2化简:(x4)(x4)3(x21)分解因式:9x3x=abax34x24x8x24412(xy)9(xy)216x28x316x28x(a3b)2(4a2b)212a224a12化简并求值:4(mn)2(mn)(m3n),其中m1,n1化简:(x1)(x1)3(x25)分解因式:16x325x=a2b8ax34x24x9x2914(xy)4(xy)299x212x312x23x(a4b)2(4ab)28a216a8化简并求值:3(mn)2(mn)(m3n),其中m2,n2化简:(x3)(x3)3(x25)分解因式:25x336x=a2b3ax38x216xx211616(xy)4(xy)244x28x38x22x(2a3b)2(3ab)22a28a8化简并求值:(mn)2(2mn)(m3n),其中m3,n1化简:(x2)(x2)2(x24)