1、初一数学下册单项式乘以多项式练习题精选 18 7ab(2a2b27a2b) 3x(6x24x27) 7x(3x7y2) 6ab(4a2b8a2b2) 1 2a(ab23b) 7ab(3a2b22ab) 4 4 4 (a2b35a3b3)ab 3x(8x9y) 5 3 6 1 (x2y34x2y2)xy 5x(9x2x25) 5 6 3ab(9ab2a2b2) 9x(7x24x26) 3x(5x5y2) 4ab(2a2b6a2b) 3 3a(a2b22b) 4ab(2a2b28a2b) 4 4 1 (a2b39a2b2)ab 8x(5x22y) 5 8 1 7 (x2y26x2y2)xy2 8x
2、(3x22x3) 7 6 9ab(6a2b5ab) 7x(7x7x4) 3x(2x27y2) 7ab(7ab26a2b) 5 6a(ab9b) 2ab(8a2b7a2b2) 6 1 7 (a2b28a2b2)ab 2x(3x23y2) 4 8 6 1 (x2y22x2y2)xy2 5x(6x26x26) 7 4 7ab(8a2b8a2b2) 7x(6x7x9) 2x(9x28y) 6ab(5ab24a2b) 7 4a(ab8b2) 2ab(2ab26a2b2) 6 5 5 (a3b25a2b2)ab 2x(4x7y) 4 6 6 1 (x2y34x3y2)xy2 6x(9x24x26) 7 3
3、 3ab(7ab26a2b2) 4x(7x24x21) 3x(3x27y2) 2ab(6a2b6a2b) 1 4a(ab26b) 4ab(6ab5a2b2) 8 7 7 (a3b35a2b2)ab 9x(9x8y) 8 6 1 1 (x2y23x2y2)xy 2x(6x25x24) 5 8 2ab(4a2b25a2b2) 8x(9x27x27) 6x(9x7y) 7ab(8ab4ab) 7 3a(a2b27b2) 9ab(3a2b24ab) 8 7 1 (a2b34a2b3)ab 9x(3x9y2) 6 6 1 5 (x3y22x2y2)xy 3x(2x3x21) 3 4 2ab(5ab8ab
4、) 7x(8x2x9) 7x(5x4y2) 5ab(8ab29a2b2) 8 5a(a2b6b) 2ab(4ab25a2b) 7 3 7 (a2b35a3b2)ab 6x(7x5y) 4 8 5 1 (x3y27x2y3)xy 5x(9x29x28) 6 7 3ab(8a2b9a2b) 9x(7x2x25) 9x(5x2y) 7ab(5a2b27a2b2) 3 9a(a2b9b2) 4ab(4a2b29ab2) 4 1 2 (a2b22a2b2)ab 3x(5x3y) 7 3 6 8 (x3y33x3y2)xy2 7x(7x8x27) 7 7 3ab(3ab22a2b) 8x(3x28x9)
5、6x(2x23y2) 5ab(9ab22a2b) 4 8a(ab7b) 9ab(9ab22ab) 5 1 1 (a3b26a2b2)ab 2x(5x3y2) 7 6 7 6 (x2y25x2y2)xy2 9x(7x5x29) 6 5 9ab(8a2b7a2b2) 9x(8x3x2) 6x(8x28y2) 2ab(8ab26ab) 1 8a(ab5b2) 3ab(5ab8ab) 3 5 8 (a3b32a2b2)ab 7x(2x23y) 6 7 9 1 (x2y35x2y3)xy2 2x(9x6x22) 8 3 2ab(9ab29ab) 6x(2x24x28) 4x(2x6y) 8ab(2ab2
6、8a2b2) 5 3a(ab9b) 3ab(4ab23a2b2) 6 4 1 (a2b25a2b3)ab 8x(2x26y2) 5 7 2 5 (x2y35x3y2)xy2 8x(8x3x2) 3 4 7ab(4ab2ab2) 4x(3x23x7) 2x(2x7y2) 7ab(8ab3ab) 1 3a(ab9b2) 4ab(4a2b28a2b2) 5 8 1 (a2b36a2b2)ab 7x(2x26y2) 7 5 9 1 (x2y24x3y2)xy2 2x(9x9x2) 8 5 2ab(3a2b3ab) 9x(8x3x1) 9x(7x27y2) 8ab(4a2b6ab2) 2 3a(a2b5
7、b) 7ab(2a2b22ab2) 3 5 3 (a2b36a2b3)ab 3x(8x28y) 6 4 1 1 (x2y27x2y3)xy 3x(4x6x1) 5 3 4ab(3a2b28ab2) 3x(8x7x6) 6x(3x22y2) 3ab(4a2b2a2b) 1 2a(a2b25b) 8ab(2a2b5a2b2) 7 7 1 (a2b26a3b2)ab 5x(6x6y) 6 7 1 4 (x2y34x3y3)xy 7x(2x22x23) 7 3 4ab(4a2b29ab2) 9x(2x22x3) 9x(6x24y) 9ab(4ab23a2b) 1 4a(a2b24b2) 9ab(4ab
8、8a2b2) 6 1 1 (a3b27a2b2)ab 9x(2x22y) 7 4 1 1 (x2y33x3y3)xy 9x(6x5x7) 6 6 8ab(4ab3ab) 3x(2x24x9) 9x(2x23y2) 4ab(8a2b3ab2) 5 9a(ab2b) 4ab(2ab4a2b) 4 7 6 (a3b38a2b2)ab 3x(9x24y) 6 7 1 4 (x3y39x2y3)xy2 7x(3x24x24) 6 5 8ab(6ab24a2b) 4x(5x2x7) 3x(5x28y2) 8ab(5a2b24a2b) 8 5a(ab27b2) 8ab(9a2b25ab2) 7 9 1 (a
9、3b22a2b3)ab 8x(2x4y2) 8 7 6 3 (x2y23x2y2)xy2 5x(4x22x7) 5 4 4ab(6ab22ab) 8x(2x8x22) 3x(6x6y) 3ab(8a2b7ab2) 9 6a(a2b4b) 7ab(8a2b29a2b2) 8 8 6 (a3b36a2b3)ab 6x(6x6y2) 7 5 1 1 (x3y34x3y2)xy2 9x(3x23x5) 7 3 3ab(6ab5ab2) 3x(5x25x23) 8x(6x3y) 7ab(6a2b29ab) 1 8a(ab9b) 5ab(4ab4ab2) 6 1 8 (a3b37a2b3)ab 4x(9x22y2) 5 7 3 4 (x2y37x3y3)xy 4x(4x2x21) 4 5
