1、中考计算题精选因式分解强烈推荐 150a3b2a9x324x216x27x291616(xy)4(xy)2916x23x36x23x(2a3b)2(3ab)28a28a2化简并求值:2(mn)2(2mn)(mn),其中m1,n1化简:(x4)(x4)2(x25)分解因式:4x336x=a3ba16x332x216x50x22516(xy)9(xy)216x212x312x23x(2a4b)2(3ab)28a216a8化简并求值:2(mn)2(2mn)(mn),其中m1,n2化简:(x4)(x4)2(x22)分解因式:16x3x=a2b6a16x340x225x48x216420(xy)25(x
2、y)2164x28x38x22x(a3b)2(3ab)22a28a8化简并求值:4(mn)2(2mn)(m2n),其中m3,n1化简:(x4)(x4)2(x22)分解因式:x325x=a3b9ax38x216x2x211616(xy)4(xy)2416x212x324x212x(a4b)2(4a2b)28a216a8化简并求值:3(mn)2(2mn)(m3n),其中m3,n1化简:(x2)(x2)2(x21)分解因式:25x39x=a3b3a4x38x24x18x29168(xy)(xy)216x22x38x28x(a3b)2(4ab)23a212a12化简并求值:2(mn)2(mn)(m3n
3、),其中m2,n1化简:(x3)(x3)3(x24)分解因式:9x325x=a2b3a16x340x225x9x29918(xy)9(xy)2916x28x316x28x(2a3b)2(3ab)22a28a8化简并求值:4(mn)2(mn)(mn),其中m1,n1化简:(x4)(x4)3(x24)分解因式:25x316x=a2b2a4x38x24x75x2253648(xy)16(xy)2916x22x38x28x(a4b)2(4ab)23a26a3化简并求值:4(mn)2(2mn)(m3n),其中m3,n2化简:(x2)(x2)2(x25)分解因式:16x34x=ab9a4x34x2xx21
4、96(xy)(xy)21616x212x312x23x(a3b)2(4ab)23a212a12化简并求值:(mn)2(2mn)(m3n),其中m2,n2化简:(x1)(x1)3(x22)分解因式:4x3x=ab9ax34x24x16x2162540(xy)16(xy)294x22x34x22x(2a3b)2(4a2b)22a24a2化简并求值:3(mn)2(mn)(m3n),其中m1,n1化简:(x3)(x3)3(x22)分解因式:x316x=a2b2a16x316x24x12x243612(xy)(xy)29x22x38x28x(2a4b)2(4a2b)212a212a3化简并求值:4(mn)2(mn)(mn),其中m2,n2化简:(x2)(x2)3(x22)分解因式:9x325x=a2b5a9x324x216x75x2252530(xy)9(xy)244x212x312x23x(a3b)2(3ab)212a224a12化简并求值:3(mn)2(3mn)(mn),其中m2,n1化简:(x1)(x1)3(x22)分解因式:x39x=a3b8a4x34x2x75x225412(xy)9(xy)216x2