1、中考计算题精选因式分解强烈推荐 72(2a4b)2(4a2b)28a28a2化简并求值:2(mn)2(mn)(m3n),其中m1,n1化简:(x4)(x4)2(x21)分解因式:9x34x=a3b8a16x38x2x4x2414(xy)4(xy)24x22x34x22x(2a3b)2(4ab)28a28a2化简并求值:(mn)2(2mn)(m2n),其中m2,n2化简:(x3)(x3)3(x21)分解因式:9x34x=a3b5ax310x225x50x2252520(xy)4(xy)249x212x312x23x(a3b)2(3ab)212a224a12化简并求值:3(mn)2(mn)(mn)
2、,其中m3,n3化简:(x4)(x4)3(x22)分解因式:4x336x=a2b3ax38x216x8x2416(xy)9(xy)299x212x324x212x(2a4b)2(4ab)22a28a8化简并求值:2(mn)2(3mn)(m3n),其中m2,n3化简:(x3)(x3)3(x25)分解因式:x39x=a2b8a9x318x29x27x291616(xy)4(xy)29x23x312x212x(2a3b)2(4ab)212a212a3化简并求值:3(mn)2(3mn)(m3n),其中m2,n1化简:(x1)(x1)3(x24)分解因式:4x34x=ab9a4x312x29x25x22
3、5912(xy)4(xy)2916x212x324x212x(2a3b)2(4ab)28a216a8化简并求值:2(mn)2(2mn)(m2n),其中m3,n2化简:(x2)(x2)3(x21)分解因式:9x39x=a3b2a16x340x225x2x212520(xy)4(xy)2916x28x316x28x(2a4b)2(3a2b)22a28a8化简并求值:4(mn)2(2mn)(mn),其中m1,n3化简:(x3)(x3)2(x24)分解因式:25x336x=ab6a16x316x24x2x212520(xy)4(xy)24x23x312x212x(a4b)2(4a2b)28a216a8
4、化简并求值:3(mn)2(3mn)(m2n),其中m1,n2化简:(x2)(x2)3(x21)分解因式:25x39x=a2b5a4x316x216x25x225416(xy)16(xy)24x22x34x22x(a3b)2(3ab)212a212a3化简并求值:2(mn)2(2mn)(m2n),其中m3,n3化简:(x1)(x1)2(x23)分解因式:x34x=a3b6a4x320x225x18x2996(xy)(xy)2169x28x316x28x(a3b)2(3a2b)22a28a8化简并求值:(mn)2(2mn)(m3n),其中m2,n3化简:(x4)(x4)3(x25)分解因式:16x336x=a2b4a4x38x24x8x24912(xy)4(xy)24x28x316x28x(a4b)2(4a2b)212a224a12化简并求值:3(mn)2(2mn)(m3n),其中m1,n2化简:(x4)(x4)3(x25)分解因式:9x34x=a2b7ax32x2x48x21644(xy)(xy)2169x212x324x212x(2a3b)2(3a2b)22a24a2化简并求值:3(mn)2(2mn)(m3n),其中m3,n3化简:(x1)(x1)2(x21)分解因式:9x39x=