1、中考计算题精选因式分解强烈推荐 15775x2252510(xy)(xy)294x212x324x212x(a3b)2(3ab)212a224a12化简并求值:4(mn)2(3mn)(m3n),其中m3,n3化简:(x2)(x2)2(x24)分解因式:25x3x=a2b4a9x36x2x48x216168(xy)(xy)2164x23x36x23x(2a4b)2(4a2b)212a224a12化简并求值:4(mn)2(3mn)(m3n),其中m1,n1化简:(x2)(x2)2(x25)分解因式:4x34x=ab7a4x38x24x16x2163660(xy)25(xy)294x212x324x
2、212x(2a3b)2(4ab)28a216a8化简并求值:(mn)2(3mn)(m2n),其中m3,n3化简:(x2)(x2)3(x23)分解因式:16x34x=a3ba4x38x24x3x21924(xy)16(xy)249x23x36x23x(2a4b)2(4ab)212a224a12化简并求值:3(mn)2(2mn)(m2n),其中m2,n2化简:(x4)(x4)2(x23)分解因式:x3x=a3b8a9x318x29x2x21412(xy)9(xy)21616x23x36x23x(2a4b)2(4a2b)22a28a8化简并求值:3(mn)2(mn)(m3n),其中m3,n3化简:(
3、x3)(x3)3(x24)分解因式:x3x=ab4a4x34x2x12x2414(xy)4(xy)21616x28x38x22x(2a3b)2(4ab)22a28a8化简并求值:(mn)2(2mn)(mn),其中m2,n3化简:(x4)(x4)2(x24)分解因式:4x336x=ab9ax38x216x3x212530(xy)9(xy)29x22x34x22x(2a4b)2(3a2b)212a224a12化简并求值:4(mn)2(mn)(m2n),其中m1,n1化简:(x3)(x3)3(x24)分解因式:x34x=aba9x318x29x48x2162550(xy)25(xy)299x28x3
4、8x22x(a4b)2(4a2b)28a28a2化简并求值:3(mn)2(mn)(m2n),其中m3,n2化简:(x3)(x3)3(x25)分解因式:x336x=ab5a16x332x216x75x2252530(xy)9(xy)249x28x316x28x(2a3b)2(3a2b)23a26a3化简并求值:4(mn)2(2mn)(mn),其中m2,n1化简:(x1)(x1)3(x23)分解因式:9x325x=ab8ax36x29x32x2162520(xy)4(xy)29x22x34x22x(a4b)2(3ab)28a216a8化简并求值:2(mn)2(3mn)(mn),其中m2,n1化简:(x4)(x4)3(x21)分解因式:x3x=ab9a9x324x216x3x211632(xy)16(xy)2169x212x324x212x(a4b)2(4ab)22a28a8化简并求值:3(mn)2(3mn)(m3n),其中m2,n3化简:(x2)(x2)3(x25)分解因式:4x336x=aba4x34x2x32x21612(xy)(xy)294x23x312x212x(2a4b)2(4ab)2