1、七年级数学下册计算题大全104 1(2x25xyx)(5x29xy x) 8 7 1(xy7y26)(x2xy7y28) 6 3 1 1(xyy)(xyx6) 6 5 (5y6x6z2)(4y9x4z2) (3k27k)(7k27k7) ( a28a5b)(9a28a5b) 2x2(3x24x6)(4x8) 4y2(6x2y)(4x25y2) 8( x22xyx)(5x24xy9x) 7 4 1(xy9y29)(x2xy4y27) 5 5 9 7(xyy)(xyx9) 8 8 (2y5x7z2)(3y5x3z2) (7k24k)(8k23k1) ( a2 a7b)(4a2 a8b) 9x2(5
2、x29x8)( x1) 5y2(3x2y)(7x28y2) 7(5x24xyx)(4x23xy x) 6 1 5(xy6y25)(x2xy9y25) 8 4 1 6(xyy)(xyx6) 7 5 (3y4x3z2)(5y5x z2) (3k29k)(6k26k3) (3a22a8b)(2a2 a4b) x2(3x29x1)(4x5) 9y2(5x2y)(4x2 y2) 6(5x22xyx)(3x23xy9x) 5 3 4(xy6y21)(x2xy6y27) 4 5 9 8(xyy)(xyx9) 8 7 (2y6x3z2)(2y3x7z2) (4k27k)(2k25k3) (2a26a2b)(7
3、a24a7b) 4x2(7x23x9)(7x6) 3y2(4x2y)(6x25y2) 7(2x28xyx)(6x23xy8x) 8 7 1(xy y26)(x2xy8y25) 8 5 1 1(xyy)(xyx9) 7 6 (6y3x7z2)(7y4x9z2) (2k26k)(2k23k3) (4a22a7b)(3a26a4b) 4x2(3x23x3)(6x5) 8y2( x2y)(8x24y2) 6(2x28xyx)(6x28xy2x) 7 1 8(xy3y27)(x2xy3y27) 8 7 1 4(xyy)(xyx2) 4 3 (6y x4z2)(7y8x2z2) (9k24k)(9k22k
4、3) (7a22a6b)(4a23a3b) x2( x25x2)( x5) 9y2( x2y)( x2 y2) 1(9x25xyx)(4x22xy2x) 4 5 7(xy4y29)(x2xy y22) 4 6 1 1(xyy)(xyx5) 8 8 (9y6x8z2)(9y3x7z2) (2k29k)(3k27k1) (5a25a6b)(6a2 a5b) 3x2(5x29x1)(5x6) 8y2(2x2y)(4x23y2) 7(6x25xyx)( x22xy3x) 8 6 8(xy3y23)(x2xy9y22) 7 7 1 8(xyy)(xyx1) 4 7 (8y4x2z2)(5y9x8z2)
5、(9k26k)(5k22k3) (9a24a4b)(8a26a9b) 4x2(9x26x6)(2x1) 4y2(3x2y)(7x28y2) 1(9x29xyx)(3x27xy9x) 7 1 4(xy6y21)(x2xy4y28) 3 5 1 4(xyy)(xyx8) 7 5 (3y5x z2)(4y8x5z2) (3k28k)( k26k6) (4a2 a7b)(9a24a3b) 8x2(9x23x3)(9x9) 8y2( x2y)(7x29y2) 1(8x28xyx)(5x27xy2x) 5 4 9(xy2y21)(x2xy6y26) 3 8 5 4(xyy)(xyx9) 4 3 (3y x
6、8z2)(6y8x9z2) (4k24k)(6k28k6) ( a22a6b)(9a27a3b) 4x2(8x23x1)(7x9) 8y2(2x2y)(8x22y2) 1(8x24xyx)( x2 xy8x) 3 9 6(xy4y29)(x2xy9y24) 8 7 1 6(xyy)(xyx7) 6 7 (4y9x2z2)(9y5x8z2) (7k26k)( k2 k5) ( a26a2b)(7a25a4b) 3x2( x23x7)(4x2) 7y2(3x2y)(6x27y2) 1(9x29xyx)( x28xy8x) 5 1 7(xy2y29)(x2xy9y24) 5 8 1 1(xyy)(xyx2) 5 8 (3y9x3z2)(3y2x7z2) (3k23k)(8k28k4) (3a23a9b)(4a29a8b) 3x2(9x25x8)(2x4) 5y2(6x2y)(8x25y2) 3(6x25xyx)(5x23xy2x) 4 1 1(xy5y21)(x2xy y28) 5 8 3 4(xyy)(xyx7) 4 5 (7y9x4z2)(2y2x7z2)
