初一数学下册单项式乘以多项式练习题精选 35.docx
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初一数学下册单项式乘以多项式练习题精选35
3ab(7a2b-6ab)4x(9x2+4x+2)
-6x(7x2-3y)3ab(8ab-3a2b)
6
-6a(—ab2-5b2)2ab(7ab-8ab2)
7
11
(—a3b3-6a2b3)•—ab-6x(7x2+2y2)
43
55
(—x3y3+9x2y3)•—xy8x(6x+4x2-9)
66
8ab(2a2b+7ab)3x(2x2+9x-3)
-7x(5x+6y2)5ab(2a2b2+5ab2)
7
-3a(—ab2+7b2)3ab(4ab2+2a2b)
6
41
(—a2b3-2a3b3)•—ab-3x(3x2-3y)
57
68
(—x3y2+6x3y3)•—xy23x(9x+5x+1)
57
2ab(8ab+8ab)8x(2x+4x2+1)
-3x(6x+4y)4ab(3a2b+9a2b)
6
-8a(—ab+7b)8ab(5a2b-5a2b)
7
43
(—a3b3-8a2b3)•—ab-4x(9x-8y)
54
71
(—x2y3-4x2y2)•—xy9x(2x2+7x2-7)
83
7ab(3a2b2+4ab2)3x(2x+3x+3)
-3x(3x2-2y)4ab(5a2b2+9a2b)
4
-2a(—a2b-4b2)5ab(5ab2-6ab2)
5
14
(—a3b2-7a2b3)•—ab-6x(3x-3y)
45
17
(—x2y3+4x3y3)•—xy27x(6x-2x+8)
36
2ab(3ab2+7ab2)5x(9x-2x2+9)
-8x(9x2+6y)7ab(2ab2+5ab2)
1
-9a(—ab2-6b)9ab(3a2b+3ab)
4
42
(—a3b2+6a3b3)•—ab-7x(3x2+4y)
33
64
(—x2y3+5x3y2)•—xy28x(6x2+9x2-2)
75
4ab(5ab2+8ab)9x(8x2-9x-3)
-2x(2x2-4y2)5ab(3a2b+7a2b2)
8
-6a(—ab2+3b2)7ab(9a2b2-5a2b)
7
81
(—a2b2-7a2b2)•—ab-5x(6x2+7y)
77
15
(—x2y2+5x3y3)•—xy6x(9x2+2x2+3)
44
2ab(7a2b2+3ab)5x(8x2-6x-4)
-3x(5x-9y2)5ab(9a2b+6ab2)
3
-8a(—a2b-2b2)2ab(7ab+9a2b)
4
23
(—a3b3-8a2b2)•—ab-2x(6x-6y)
34
17
(—x3y3-7x2y2)•—xy9x(3x2-6x+2)
66
3ab(9ab+3a2b2)7x(5x-6x-8)
-4x(2x-6y2)2ab(9ab2-2a2b2)
9
-7a(—a2b2+2b2)6ab(4a2b+5ab2)
8
45
(—a2b3-3a3b3)•—ab-6x(5x2-7y)
34
21
(—x2y3+7x3y3)•—xy28x(8x2+3x+1)
34
2ab(2ab2+8ab)9x(4x+8x2+2)
-8x(5x2+6y)4ab(6ab-6a2b2)
5
-9a(—a2b2+6b)6ab(4a2b2-9a2b)
6
58
(—a2b2+9a3b2)•—ab-7x(9x+5y2)
67
77
(—x3y2-3x3y3)•—xy23x(6x2-4x2-4)
86
2ab(3ab2+9a2b)3x(7x2+2x-8)
-2x(4x-6y)6ab(8a2b2+7ab)
7
-7a(—a2b2+6b)3ab(9ab2-5ab)
6
17
(—a3b3+4a2b3)•—ab-8x(2x2-8y)
76
91
(—x2y2+9x3y3)•—xy24x(4x2+5x-8)
87
3ab(7ab2-5a2b)2x(3x-4x2-7)
-3x(9x+6y2)5ab(7a2b2+3ab2)
2
-4a(—ab-2b)6ab(8ab+2a2b2)
3
41
(—a2b3+9a2b3)•—ab-2x(7x-5y)
57
74
(—x2y3-4x3y3)•—xy27x(9x-7x+8)
85
7ab(3a2b-2a2b2)7x(2x-3x2+9)
-6x(2x-7y)7ab(4ab-5ab2)
4
-9a(—a2b2-3b2)2ab(8a2b+7ab)
3
16
(—a2b2+7a3b3)•—ab-7x(9x2-5y2)
77
15
(—x2y2+3x2y3)•—xy7x(8x-2x-4)
74
8ab(6a2b+2ab2)4x(3x2+4x-7)
-3x(5x2+8y)2ab(9a2b+3a2b)
4
-6a(—ab+2b2)6ab(3ab-2a2b2)
3
18
(—a2b3-4a2b2)•—ab-9x(8x-4y)
87
78
(—x2y3-3x3y2)•—xy29x(6x2+7x2-7)
87
7ab(9a2b2-2ab2)9x(7x+3x+9)
-7x(4x2-2y2)7ab(2a2b2+7ab2)
1
-4a(—a2b+9b)3ab(5a2b2-7a2b)
5
19
(—a3b2+7a3b3)•—ab-2x(7x-9y2)
68
16
(—x2y2+9x2y3)•—xy22x(3x2-7x2+6)
85
9ab(9ab-2ab)9x(2x-3x2+3)
-8x(7x2+2y)6ab(4a2b-8ab2)
4
-8a(—ab2-5b)4ab(7a2b2-5ab)
3
11
(—a3b3-8a2b2)•—ab-4x(5x2+6y2)
76
51
(—x3y2+3x2y3)•—xy29x(5x+6x-8)
46
4ab(7ab-3a2b)9x(8x+8x2-6)
-2x(7x+2y)3ab(7ab+8a2b)
6
-2a(—ab2-7b)2ab(8a2b2+9ab)
5
11
(—a3b3+8a3b2)•—ab-2x(3x2+3y2)
43
12
(—x2y2-6x2y3)•—xy3x(9x2-6x2+4)
53
2ab(9a2b+8ab)8x(8x2-3x+2)
-7x(4x2-4y)2ab(7ab-7ab2)
4
-4a(—ab-4b2)5ab(9a2b+4ab2)
3
47
(—a2b2-4a2b2)•—ab-8x(5x-8y2)
36
17
(—x2y3-4x3y2)•—xy28x(2x2-8x2+4)
78
2ab(3a2b2-2a2b2)7x(7x2-3x2-5)
-4x(4x+4y2)4ab(4a2b-8ab2)
1
-9a(—ab-8b2)7ab(2a2b2+4ab)
6
18
(—a3b3+4a3b3)•—ab-7x(6x2+8y2)
47
71
(—x3y3+4x2y3)•—xy8x(5x-4x2-3)
84
7ab(2a2b2-2ab)3x(7x2-5x2+7)
-3x(8x-9y)2ab(5a2b+7a2b)
9
-8a(—ab2+8b)5ab(6ab2-5a2b2)
8
41
(—a2b2-6a3b2)•—ab-9x(4x+2y)
37
44
(—x2y2+2x3y3)•—xy27x(7x+6x2+9)
53