1、55a100a 14a4b3c60b10q(2a)28p(2a) 2(2a)m(2a)99m2 64x2100y20.64x2100 (8xy)2(x9y)21680x100x2 (ab)24m(ab)4m24x240x100 16a28a(ab)(ab)2x211x24 x28x202x211x15 1004y2(3xy3)2(xy2)3 (6a2b)(2ab)2x(x1)(x1) (x6y2)220.219.8 9982(9a)2b414ab (5x3y4x3y2z2)9xy24(x1)2(3x3)(2x2) (yz)2(3yz)(3yz)x2y2 (bn)(3xy)(bn)(2x2y)a
2、218am81m2 2550(bq)25(bq)2d381d x41635a100a2 10a3bc50bc6q(2a)24q(2a) 4(2a)m(2a)949a2 12x23y20.64b2289 (2xy)2(x7y)21624x9x2 (ab)26m(ab)9m2100x220x1 36a212a(mn)(mn)2x216x63 x27x86x239x54 164y2(3xy)3(x2y)3 (4ab)(a5b)3x(x5)(x1) (5x5y4)25.24.8 100042(4a)3b214ab2 (x3y3x4y4z2)xy24(x2)2(3x1)(3x3) (yz)2(3yz)(
3、3yz)64x225y2 (dq)(x3y)(dq)(3x2y)a24ax4x2 942(bp)49(bp)2b381b 16x4815a290a 8ab2c50b16q(x3)40p(x3) 2(x3)m(x3)499a2 18x218y20.64a2169 (3x4y)2(x9y)281180b100b2 (xy)28m(xy)16m249a2112a64 25a210a(xy)(xy)2x29x14 x24x322x228x90 164b2(2x2y)2(x2y2)2 (5ab)(3ab)3x(x1)(x2) (xy4)22.11.9 40032(7a)2b42a2b2 (x2y28x4
4、y3z2)x2y3(x4)2(2x5)(4x5) (yz)2(4yz)(4yz)x225y2 (cp)(4x6y)(cp)(6x3y)a26ax9x2 416(bm)16(bm)2d364d 16x425660a260a4b 14abc40b3c16p(y9)12p(y9) 8(y9)m(y9)949m2 64x216y29m216 (x3y)2(2x10y)225100b100b2 (mn)26m(mn)9m236m2120m100 9a26a(ab)(ab)2x210x9 x26x163x215x12 25100x2(2x3y)3(x3y3)2 (2ab)(a3b)3x(x5)(x3) (
5、5xy3)25.34.7 10032(2a)2b210ab2 (9x4y2x3y4z2)6x2y2(x2)2(3x4)(3x2) 3(yz)2(2yz)(2yz)25x2y2 (na)(6x6y)(na)(x5y)a24an4n2 424(pc)36(pc)2c336c x48125a30ab 6ab3c70b216p(y9)24p(y9) 8(y9)m(y9)1009b2 64x2100y20.25y2196 (x6y)2(xy)23636n9n2 (xy)210m(xy)25m24x240x100 16a28a(mn)(mn)2x211x30 x22x2415x253x42 3681b2(
6、2x3y)3(xy3)2 (2ab)(5a2b)3x(x3)(x3) (x5y3)26.25.8 30012(4a)2b48ab (x4y3x3y2z3)3x2y2(x4)2(4x1)(3x1) 4(yz)2(3yz)(4yz)16x2100y2 (nc)(6xy)(nc)(x5y)a212an36n2 2540(bm)16(bm)2d3100d x41100a390a4 12abc40b36q(5a)16q(5a) 6(5a)m(5a)925x2 2x232y20.81y2361 (x4y)2(xy)23672m36m2 (xy)28m(xy)16m281a2180a100 16a28a(m
7、n)(mn)2x210x25 x25x502x224x70 949a2(2x3y2)2(xy3)2 (a3b)(3a2b)2x(x5)(x4) (xy3)28.47.6 2995216a2b (x4y3x2y3z3)6x2y3(x2)2(3x4)(2x3) (yz)2(4yz)(3yz)4x2100y2 (nc)(4xy)(nc)(x4y)a214ab49b2 930(qb)25(qb)2a316a 81x425640a330a4b 16a4b2c100b3c2p(3b)20p(3b) 8(3b)m(3b)2581x2 100x2100y216b2324 (3x6y)2(x10y)23660n
8、25n2 (mn)24m(mn)4m236b260b25 16a28a(ab)(ab)2x214x48 x26x402x216x30 1009m2(3x2y2)2(x2y)2 (2ab)(3a6b)2x(x4)(x2) (x5y4)22.21.8 29962(6a)2b32ab (x2y26x2y3z3)x2y4(x1)2(4x3)(4x1) (yz)2(3yz)(4yz)x24y2 (bq)(4x4y)(bq)(xy)a26ab9b2 1640(pc)25(pc)2c39c 81x41610a470a4b 20a2b3c50b36q(3b)32q(3b) 6(3b)m(3b)6464y2 4x216y225a2121 (9x5y)2(6xy)2412a9a2 (mn)26m(mn)9m29y236y36 16a28a(mn)(mn)2x215x54 x24x454x228x24 499x2(3xy3)2(x3y3)3 (ab)(3ab)2x(x4)(x5) (xy2)250.449.6 10032(6a)3b310a
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