1、初一数学下册单项式乘以多项式练习题精选 51 8ab(7a2b24ab) 5x(3x8x23) 2x(4x2y2) 3ab(4a2b3ab) 2 8a(ab5b2) 7ab(8ab6a2b) 3 7 6 (a3b24a3b2)ab 7x(8x25y2) 6 7 6 4 (x3y29x3y2)xy 7x(8x24x6) 7 5 8ab(7ab8a2b) 8x(8x8x29) 7x(4x3y2) 2ab(4a2b7ab) 5 9a(a2b24b2) 2ab(6a2b27ab2) 6 1 4 (a3b37a2b2)ab 7x(6x4y) 8 5 5 4 (x3y23x3y2)xy2 4x(3x8x2
2、1) 6 3 7ab(2ab9ab2) 2x(2x9x5) 9x(8x22y2) 8ab(9a2b9ab2) 1 7a(a2b24b) 7ab(9a2b26ab) 6 3 3 (a2b24a3b3)ab 5x(5x7y) 4 4 4 1 (x3y28x2y2)xy 7x(3x22x3) 3 3 6ab(5a2b27a2b) 8x(3x7x22) 8x(9x22y) 8ab(4ab29ab2) 5 9a(ab4b2) 4ab(7a2b6ab) 4 7 4 (a2b29a2b3)ab 2x(4x24y2) 6 5 9 3 (x3y35x3y3)xy2 5x(5x24x28) 8 4 7ab(7ab
3、23a2b) 9x(9x5x1) 4x(7x3y2) 9ab(5a2b29ab2) 6 9a(ab24b) 2ab(2ab7a2b2) 7 8 1 (a2b39a2b2)ab 4x(9x7y) 7 6 6 7 (x3y37x3y2)xy 4x(6x3x22) 7 8 3ab(4a2b2a2b2) 7x(4x3x6) 9x(4x8y2) 5ab(7a2b24ab) 1 9a(a2b26b) 8ab(4a2b24ab2) 3 5 7 (a3b27a3b3)ab 6x(5x23y) 6 8 1 4 (x2y35x3y2)xy 9x(5x7x29) 7 5 2ab(9ab2ab) 4x(8x7x25)
4、 3x(2x2y2) 4ab(5ab3ab) 8 5a(ab24b2) 6ab(2ab27ab2) 7 1 1 (a3b35a2b3)ab 9x(9x9y2) 6 6 7 1 (x3y34x2y2)xy 4x(5x3x9) 6 8 9ab(2ab2ab2) 4x(9x26x28) 7x(2x9y2) 2ab(3ab25ab) 7 3a(a2b6b2) 3ab(2ab6ab) 8 1 5 (a2b29a3b2)ab 9x(5x5y) 6 4 6 6 (x3y28x2y2)xy2 4x(2x6x22) 7 5 2ab(6a2b28ab2) 8x(4x9x2) 5x(9x9y) 5ab(4a2b23
5、a2b) 7 5a(a2b22b2) 2ab(8a2b29a2b) 6 3 4 (a3b35a3b3)ab 8x(9x7y2) 4 5 1 9 (x3y34x2y3)xy2 2x(4x3x22) 6 8 6ab(6a2b24a2b) 6x(3x5x25) 7x(9x27y) 8ab(7ab25ab2) 1 6a(a2b3b) 6ab(2ab28a2b) 5 5 1 (a2b37a3b3)ab 9x(8x2y2) 6 8 4 3 (x3y34x3y3)xy2 5x(3x2x1) 5 4 3ab(7a2b22a2b) 4x(6x27x24) 6x(9x9y) 7ab(4ab2a2b) 2 4a(a
6、2b4b2) 9ab(7ab5a2b2) 3 7 6 (a2b33a2b3)ab 9x(2x27y2) 6 7 1 1 (x2y22x3y3)xy2 6x(5x2x1) 8 6 8ab(2a2b29ab2) 3x(4x6x6) 6x(7x24y) 8ab(5a2b7a2b2) 8 9a(ab3b2) 8ab(8ab6ab) 7 1 5 (a3b38a3b3)ab 9x(8x7y2) 5 4 5 9 (x3y28x3y2)xy2 8x(5x3x8) 6 8 7ab(6a2b24a2b2) 6x(2x6x24) 9x(8x4y2) 9ab(9a2b4ab2) 9 2a(ab6b2) 5ab(5a2
7、b25a2b) 8 7 4 (a3b27a2b3)ab 3x(2x2y2) 8 3 1 5 (x2y38x2y3)xy 8x(7x3x1) 4 6 9ab(7a2b8a2b2) 5x(2x6x2) 3x(3x5y2) 7ab(8a2b28ab2) 1 5a(ab5b) 2ab(5a2b22a2b) 6 1 1 (a3b36a3b2)ab 6x(7x9y2) 3 6 5 2 (x2y25x3y3)xy2 2x(4x3x26) 4 3 3ab(7ab28a2b2) 3x(2x2x2) 4x(6x3y) 9ab(2a2b6ab2) 4 4a(a2b2b2) 2ab(9ab6a2b2) 3 1 1 (
8、a3b37a3b3)ab 6x(7x29y) 6 8 1 1 (x3y33x2y3)xy2 9x(8x26x23) 5 5 7ab(3ab22a2b2) 8x(8x22x8) 9x(6x2y) 5ab(8a2b3ab) 1 6a(ab4b2) 8ab(2ab9ab) 6 1 8 (a2b22a3b3)ab 3x(9x29y) 3 7 1 1 (x2y35x2y2)xy2 9x(4x7x9) 6 3 6ab(7ab4ab) 3x(2x22x7) 5x(6x29y) 8ab(8ab6a2b2) 1 7a(ab2b2) 7ab(6a2b2a2b) 7 3 4 (a3b36a2b3)ab 9x(8x7
9、y) 4 5 1 1 (x2y23x2y3)xy 2x(3x2x21) 5 7 5ab(7a2b3ab2) 3x(5x2x6) 8x(3x27y2) 8ab(5ab24ab2) 1 9a(a2b8b2) 9ab(7a2b27ab) 3 7 7 (a3b24a2b2)ab 3x(5x3y) 6 6 6 3 (x2y28x2y2)xy2 6x(7x27x21) 7 4 4ab(5a2b3ab) 6x(7x4x26) 8x(3x4y) 3ab(2ab3a2b2) 5 3a(ab8b) 2ab(2a2b2a2b) 4 9 7 (a2b34a3b3)ab 5x(5x23y) 8 8 4 4 (x2y28x2y3)xy2 5x(9x23x9) 5 3
