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GB8878185555334563BT9125XW
创作编号:创作者:凤呜大王
单项式乘以单项式
fGB8878185555334563BT9125XW
创作编号:创作者:凤呜大王
fGB8878185555334563BT9125XW
创作编号:创作者:凤呜大王
一、计算:
(1)4xy32x
4y2xy3;
(2)2x2y35xyz
5
16
(3)
(4)210331068x
y
13x2y
2
(5)1x3y21x2y32
2
4
(6)
f(7)025xy34xy05x2y35
(8)2x2y1xy2x2y2xyz2
2x2y05xy22x3xy35
(9)3x2
1y
11x
y262a2x2y31ab22yx3
3
10)
(7)5xy3x2y12x37y24
5a3b3b26ab2abab34a2
(8)
(1)4xy23x2yz38
(2)3a3b221a3b3c
7
3
(1)4xy23x2yz38
(2)3a3b221a3b3c
7
3
(3)32m
20125m2
3
(4)1xyz2x2y23yz3
23
5
(3)5x1ax225axy12x2y23
(4)2x2y05xy22x3xy35
(5)5x1ax225axy12x2y23
(6)
fGB8878185555334563BT9125XW
创作编号:创作者:凤呜大王
(5)5xy3x2y12x37y24
5a3b3b26ab2abab34a2
(6)
8(a2b)(b2a)4a6)
(9)(2a2b)3(3b2
单项式乘多项式12xy2-3xy2xy;
-1;
2-x2x+3x2-2;3-2abab-3ab2
4
34
a


1

b2
ab
64ax25a23ax2
510m
2m2
3m
2
73x2y2xy23x3y22
xx212x2x13x2x5
87a2ab23b
(9)
10.2ab(5ab3a2b)
11

12.计算:2x(x2x3)(4a2)
13.(4a312a2b7a3b3)
f14.计算:xy2(3x2yxy2y)4b2)
15.(2ab)(3a22ab
1

2.2x4x381x22
3x2x22x1
2a2b2ab13ab1ab4.3x2x22x33xx32x25
8mm23m4m2m36.7x2x13x4x12xx31
7

8.x22x2y32x2x6y31
2a2b2ab2a2ba3
1-a8÷-a5;÷x5÷x3.
2x-y7÷y-x6;3-m43÷-m7;
4x7
21.计算:1-25a2b4÷-14ab2÷-10ab;ac;
2-32a4b5c÷-2ab3-34
3
23

3

7m
2

23


23

2

16x3y5÷4x2y3
412x4y6-8x2y4-
f8、(2x-y)(3x+2y);9、3x-12x110、(2x-3)(3x-4;
多项式与多项式相乘
一、计算1、(x+2)(x+6)2、(x+5)(x+6)3、(x+5)(x-7)4、x2x-3
GB8878185555334563BT9125XW
创作编号:创作者:凤呜大王
11、(3x2y)(3x-4y)12、(8x55x4,;
13、-4x-y-5x+2y14、(2a-3b)(4a-2b)15、2x-3y4x2+6xy+9y2;
16、a2+2a4-2a2+43x-118、y-1y-2y-3
17、3x2+2x+12x2+
5、(-x-2)(x-6)6、(-x-5y)(x-7y);7、x-3yx7y
19、(a-4)a3r
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