1、中考计算题精选因式分解强烈推荐 13525x2252540(xy)16(xy)294x23x36x23x(a3b)2(3a2b)22a28a8化简并求值:3(mn)2(2mn)(mn),其中m1,n3化简:(x1)(x1)3(x25)分解因式:x3x=a3bax38x216x48x2162540(xy)16(xy)2416x23x312x212x(2a3b)2(3a2b)22a28a8化简并求值:4(mn)2(3mn)(m2n),其中m2,n1化简:(x2)(x2)3(x25)分解因式:4x39x=ab6ax32x2x32x2161640(xy)25(xy)29x23x312x212x(a3b
2、)2(4a2b)23a26a3化简并求值:4(mn)2(2mn)(mn),其中m2,n3化简:(x2)(x2)3(x25)分解因式:4x3x=a3b7a9x324x216x25x225918(xy)9(xy)2916x28x38x22x(a4b)2(4a2b)28a216a8化简并求值:2(mn)2(2mn)(mn),其中m1,n1化简:(x4)(x4)2(x25)分解因式:4x34x=a2b6a16x316x24x48x216168(xy)(xy)2416x22x34x22x(2a3b)2(3a2b)22a24a2化简并求值:(mn)2(mn)(m3n),其中m3,n2化简:(x4)(x4)
3、2(x21)分解因式:4x34x=ab4a4x34x2x48x21616(xy)9(xy)216x23x312x212x(a4b)2(4a2b)22a28a8化简并求值:2(mn)2(2mn)(mn),其中m1,n1化简:(x4)(x4)3(x21)分解因式:16x325x=ab3a4x312x29x9x291616(xy)4(xy)249x23x36x23x(a4b)2(4a2b)22a28a8化简并求值:2(mn)2(2mn)(m2n),其中m2,n2化简:(x1)(x1)3(x21)分解因式:x3x=a3b8a4x312x29x2x212530(xy)9(xy)29x28x316x28x
4、(a4b)2(4a2b)22a28a8化简并求值:(mn)2(2mn)(m3n),其中m1,n1化简:(x3)(x3)3(x23)分解因式:9x3x=a3b3a4x34x2xx21412(xy)9(xy)24x23x36x23x(a3b)2(3ab)22a28a8化简并求值:2(mn)2(mn)(m2n),其中m1,n1化简:(x1)(x1)3(x21)分解因式:25x34x=a2b8ax34x24x4x242520(xy)4(xy)2169x212x324x212x(2a3b)2(3ab)23a26a3化简并求值:(mn)2(2mn)(m2n),其中m2,n3化简:(x4)(x4)2(x21)分解因式:16x39x=ab9a9x324x216x75x22516(xy)9(xy)24x22x34x22x(2a4b)2(4a2b)23a26a3化简并求值:(mn)2(2mn)(m2n),其中m1,n1化简:(x1)(x1)2(x22)分解因式:x39x=a3b5a4x320x225x75x2252540(xy)16(xy)299x23x36x23x(2a3b)2(3a2b)2