1、90a450a2b 12ab3c30b24q(y4)36p(y4) 2(y4)m(y4)819x2 2x218y264b281 (x6y)2(4xy)23624y4y2 (xy)212m(xy)36m2100m2120m36 9a26a(ab)(ab)2x210x24 x25x69x227x18 64100b2(2xy2)2(x3y)3 (a4b)(ab)3x(x3)(x2) (x6y3)270.169.9 70022(4a)3b210ab2 (x3y34x2y3z3)3xy2(x4)2(3x5)(4x1) (yz)2(2yz)(3yz)16x225y2 (cm)(x4y)(cm)(x2y)a
2、218ay81y2 3624(bq)4(bq)2d39d x48130a470a4b 10ab3c90b418q(y7)20q(y7) 2(y7)m(y7)164x2 3x212y20.09b236 (4xy)2(5x9y)26496y36y2 (xy)26m(xy)9m281b272b16 36a212a(mn)(mn)2x28x15 x25x242x228x90 494y2(2x3y2)3(xy3)3 (3ab)(ab)2x(x4)(x2) (x2y1)220.119.9 8972(9a)2b312ab2 (4x2y43x4y3z3)(x2)2(2x3)(4x5) (yz)2(4yz)(3
3、yz)x2y2 (qa)(4xy)(qa)(x4y)a28ax16x2 420(an)25(an)2c349c x41685a230ab 14a4b2c60b416p(7b)20p(7b) 8(7b)m(7b)1664b2 27x227y216b21 (x5y)2(xy)21664a64a2 (ab)210m(ab)25m264n280n25 4a24a(ab)(ab)2x216x63 x24x3212x241x24 36100n2(3xy)2(x2y)3 (6ab)(2a4b)3x(x5)(x4) (4xy3)22.21.8 4982(6a)2b218a2b2 (4x2y4x4y4z2)8x
4、y2(x4)2(2x5)(2x2) 2(yz)2(2yz)(4yz)x2y2 (nc)(xy)(nc)(5x4y)a214an49n2 3636(bp)9(bp)2c381c 16x425660a100a2 10a4bc70bc4p(8b)8p(8b) 4(8b)m(8b)8116y2 8x28y281a216 (8xy)2(xy)264128b64b2 (xy)28m(xy)16m225x250x25 4a24a(xy)(xy)2x211x30 x27x185x252x63 6425y2(3x3y)3(x2y)2 (2ab)(a4b)2x(x3)(x1) (xy4)28.17.9 3012(
5、4a)3b22a2b (9x2y39x3y2z2)xy(x4)2(3x5)(2x4) (yz)2(3yz)(2yz)x264y2 (ap)(x2y)(ap)(x3y)a218ay81y2 3672(qd)36(qd)2a34a x41610a60a2b 18a3b2c60b14p(5a)32q(5a) 8(5a)m(5a)916n2 36x216y281x2144 (xy)2(8x8y)26448m9m2 (ab)210m(ab)25m281b272b16 16a28a(xy)(xy)2x24x3 x24x1215x28x1 4949n2(3xy)2(x2y2)3 (ab)(6ab)3x(x5
6、)(x4) (4x3y4)23.22.8 9992(8a)2b212ab2 (8x2y24x2y2z3)x2y24(x2)2(3x1)(3x4) 4(yz)2(4yz)(4yz)x2100y2 (an)(2xy)(an)(xy)a26ay9y2 1632(cp)16(cp)2c336c 16x4130a90ab 6a3b3c30b3c6p(9a)4q(9a) 6(9a)m(9a)49100n2 32x22y20.09m264 (8x5y)2(x10y)28136b4b2 (ab)24m(ab)4m216n256n49 25a210a(ab)(ab)2x28x15 x24x1210x230x20
7、 10016x2(2xy3)2(xy)3 (a3b)(5ab)3x(x4)(x5) (x2y4)27.46.6 9982(7a)3b220ab (9x3y4x3y3z3)7x2y(x2)2(3x5)(4x5) 2(yz)2(4yz)(2yz)x29y2 (nb)(5x4y)(nb)(2xy)a212am36m2 2570(cn)49(cn)2c364c 81x41695a40a 2ab3c60b210p(y5)12p(y5) 4(y5)m(y5)36100m2 32x218y249x2361 (9x2y)2(xy)2100180m81m2 (xy)28m(xy)16m249a2140a100
8、9a26a(xy)(xy)2x211x24 x24x216x231x35 916m2(3xy3)3(x2y3)2 (3ab)(ab)3x(x5)(x4) (x3y3)26.15.9 9002(6a)2b314ab2 (x3y32x2y2z4)(x3)2(2x3)(4x4) (yz)2(3yz)(2yz)x225y2 (mc)(x5y)(mc)(x6y)a24am4m2 3624(pd)4(pd)2b364b 16x4120a90a 14ab2c70b4c14q(4b)36p(4b) 4(4b)m(4b)1649a2 64x264y29a2196 (5x5y)2(xy)22590b81b2 (xy)210m(xy)25m225y260y36 25a210a(mn)(mn)2x212x35 x22x2420x238x14 44y2(2xy)2(x2y3)3 (5ab)(4a6b)2x(x5)(x4) (6xy1)28.47.6 100052(8a)3b24a2b (7x3y3x3y4z3)7xy24(x2)2
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