初一数学下册单项式乘以多项式练习题精选 29.docx
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初一数学下册单项式乘以多项式练习题精选29
9ab(9a2b2+8ab2)5x(3x-3x2+9)
-8x(6x-7y)8ab(6a2b+3a2b)
8
-8a(—ab+8b2)3ab(7a2b+8ab2)
7
66
(—a3b2-7a3b2)•—ab-2x(9x+8y)
77
36
(—x2y2+7x3y3)•—xy3x(8x+9x2+2)
45
9ab(6a2b+9a2b2)8x(7x2-7x+3)
-2x(4x+3y2)2ab(6a2b2-3ab2)
7
-6a(—a2b-4b)5ab(4ab2-3a2b)
6
15
(—a2b2+7a2b3)•—ab-2x(3x+8y2)
34
77
(—x2y2+2x2y2)•—xy9x(4x-2x-1)
86
3ab(8a2b-3ab)9x(2x+3x+4)
-4x(4x+5y)7ab(4a2b+8a2b2)
1
-5a(—ab2+8b)5ab(6a2b2-6a2b)
4
56
(—a3b2-7a3b3)•—ab-4x(3x2+7y)
65
91
(—x3y3-8x2y3)•—xy23x(2x2+7x2+8)
83
3ab(8ab+3a2b)2x(2x-7x2-7)
-8x(5x+4y2)9ab(5a2b2-2ab2)
1
-4a(—a2b2+9b)5ab(3ab+3a2b)
3
45
(—a2b2-2a3b3)•—ab-2x(3x+8y)
56
41
(—x3y2-8x2y2)•—xy26x(8x+9x+3)
58
4ab(5ab2+4a2b)9x(7x2+7x2+5)
-8x(5x2-9y)9ab(8a2b2-5a2b)
1
-4a(—a2b-4b)3ab(9ab2-2ab)
3
68
(—a2b3+9a2b3)•—ab-8x(8x-7y2)
57
39
(—x2y3-8x2y3)•—xy9x(6x2-2x2+4)
48
8ab(7ab2+8ab)5x(7x+8x2-6)
-4x(8x+8y)7ab(6ab+6a2b2)
1
-3a(—a2b+9b)6ab(8a2b2-6ab)
8
15
(—a3b3-5a3b2)•—ab-9x(2x2-3y2)
66
65
(—x3y3-6x3y3)•—xy9x(2x-9x-8)
54
6ab(3ab+6ab2)6x(7x-8x-4)
-2x(9x2+2y)3ab(6ab+4ab2)
8
-8a(—a2b2+7b2)9ab(2a2b2+5a2b2)
7
17
(—a3b2+6a3b2)•—ab-3x(7x2+9y2)
38
92
(—x3y3-6x3y2)•—xy29x(4x2-5x+6)
83
5ab(6a2b+3ab)8x(8x-4x2-3)
-8x(4x+5y)5ab(5ab2+6a2b2)
9
-6a(—ab2-3b)4ab(8a2b-4a2b)
8
14
(—a2b2-9a2b3)•—ab-4x(7x+7y2)
43
77
(—x2y2+3x2y3)•—xy28x(2x-9x+2)
86
3ab(3a2b-4a2b)6x(5x+4x-1)
-5x(4x2+5y)6ab(9ab+9a2b)
1
-4a(—a2b+4b)5ab(4ab+6a2b2)
8
55
(—a2b3-8a2b2)•—ab-7x(7x+7y)
66
95
(—x2y2+6x3y3)•—xy29x(4x2-4x-7)
86
6ab(9ab+6a2b2)7x(2x+3x2+4)
-2x(5x+8y2)9ab(4ab+5ab)
1
-7a(—ab-7b)6ab(9ab+2a2b)
4
88
(—a3b3+7a3b3)•—ab-4x(6x2+3y2)
77
43
(—x3y2-2x2y3)•—xy9x(2x2-3x2-2)
54
8ab(7ab+2ab)2x(7x-8x+6)
-2x(8x2+5y)8ab(7ab-8a2b)
1
-6a(—a2b2-8b2)3ab(5a2b+3ab)
6
49
(—a2b3+9a2b3)•—ab-3x(7x2-7y)
58
58
(—x2y3-8x2y3)•—xy9x(9x2-8x2+2)
67
7ab(7a2b+4ab2)3x(8x2-6x2-9)
-8x(6x+2y)6ab(4a2b+5ab)
1
-2a(—a2b+4b)8ab(7a2b2-3a2b2)
8
71
(—a2b3-6a3b2)•—ab-9x(4x+2y2)
66
71
(—x2y3-2x3y2)•—xy22x(8x+9x-5)
83
8ab(3a2b2-8a2b2)3x(6x2+3x2-2)
-4x(3x2+3y2)4ab(3a2b2-3a2b)
1
-3a(—a2b2+7b)6ab(7ab+9ab)
5
16
(—a2b2+5a2b2)•—ab-5x(7x+2y)
85
16
(—x3y3+5x3y3)•—xy29x(7x+4x-9)
87
9ab(8a2b+8ab)7x(7x-2x2-5)
-5x(4x-8y2)4ab(9ab2-8ab)
5
-6a(—ab-9b)6ab(2a2b+5ab2)
6
61
(—a3b3-7a3b3)•—ab-7x(9x2+6y)
73
14
(—x3y2-5x3y2)•—xy22x(4x+5x-4)
85
2ab(7a2b+9ab2)6x(4x2+3x2-9)
-4x(7x2-6y)3ab(6ab-4a2b)
4
-4a(—a2b+6b)2ab(9ab+9a2b2)
5
62
(—a2b3+6a3b2)•—ab-7x(6x+4y)
73
16
(—x3y2+2x2y3)•—xy9x(7x2-3x+4)
37
9ab(5a2b-4ab2)6x(7x+3x2-3)
-6x(3x-2y2)6ab(4ab2-5a2b2)
3
-2a(—ab-8b2)7ab(3a2b2+4ab2)
4
71
(—a3b2-9a2b3)•—ab-3x(6x2-6y)
86
41
(—x3y3-6x2y2)•—xy27x(3x+5x+5)
54
3ab(7ab2-9ab)7x(9x2+9x+3)
-6x(7x2-8y)5ab(6ab+2ab2)
1
-4a(—ab+4b)6ab(4a2b-5ab)
3
58
(—a2b2+6a3b2)•—ab-2x(8x+5y2)
47
61
(—x2y2-2x3y2)•—xy5x(3x-7x-8)
54
6ab(4a2b2-8a2b2)5x(9x+2x+1)
-5x(6x2-7y2)8ab(9a2b+7a2b2)
5
-4a(—a2b2-6b)4ab(8a2b-4ab2)
4
91
(—a3b3-2a2b2)•—ab-7x(6x2+3y2)
86
88
(—x2y3-2x2y3)•—xy29x(5x2+6x2+1)
77
9ab(6ab-6a2b2)5x(8x-3x+5)
-7x(9x-3y)2ab(3a2b+2a2b2)
5
-3a(—ab2+7b)4ab(8a2b-8ab)
6
63
(—a2b3+3a3b2)•—ab-4x(9x-9y)
54
56
(—x2y2-2x2y2)•—xy4x(2x2-8x-1)
65