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整式的乘法和因式分解计算题
f整式的乘法和因式分解计算题
(1)4xy32x
(2)2x2y35xyz
5
16
(3)4y2xy3;
(4)21033106
(5)1x3y21x2y32
2
4
(6)8x
y
13x2y2
(7)025xy34xy05x2y35
(8)2x2y1xy2x2y2xyz2
(9)3x2
1y
11x
y26
10)2a2x2y31ab22yx33
(1)4xy23x2yz38
(2)3a3b221a3b3c
7
3
(3)32m
20125m2
3
(4)1xyz2x2y23yz3
23
5
(5)5x1ax225axy12x2y23
(6)2x2y05xy22x3xy35
(7)5xy3x2y12x37y24
(8)5a3b3b26ab2abab34a2
(1)4xy23x2yz38
(2)3a3b221a3b3c
7
3
(3)5x1ax225axy12x2y23
(4)2x2y05xy22x3xy35
(5)5xy3x2y12x37y24
(6)5a3b3b26ab2abab34a2
单项式乘多项式12xy2-3xy2xy;434a
+1-b2ab
73x2y2xy23x3y22
2-x2x+3x2-2;
3-2abab-3ab2-1;
510m
2m2
3m
2
64ax25a23ax2
87a2ab23b
(9)xx212x2x13x2x5
10.2ab(5ab3a2b)12.计算:2x(x2x3)
11

13.(4a312a2b7a3b3)(4a2)
14.计算:xy2(3x2yxy2y)
15.(2ab)(3a22ab4b2)
f1.3x2x22x1
32a2b2ab13ab1ab58mm23m4m2m3
整式的乘法和因式分解计算题
2.2x4x381x2
24.3x2x22x33xx32x256.7x2x13x4x12xx31
7.2a2b2ab2a2ba3
8.x22x2y32x2x6y31
1-a8÷-a5;2x-y7÷y-x6;3-m43÷-m7;4x7÷x5÷x3.
1-25a2b4÷-14ab2÷-10ab;323
3-7m
2+23
5÷23
2;
2-32a4b5c÷-2ab3-34ac;412x4y6-8x2y4-16x3y5÷4x2y3
多项式与多项式相乘
1、(x+2)(x+6)
2、(x+5)(x+6)
3、(x+5)(x-7)
5、(-x-2)(x-6)6、(-x-5y)(x-7y)7、x-3yx7y
4、x2x-38、(2x-y)(3x+2y)
9、3x-12x110、(2x-3)(3x-411、(3x2y)(3x-4y)12、(8x55x4
13、-4x-y-5x+2y
14、(2a-3b)(4a-2b)
15、2x-3y4x2+6xy+9y2
16、a2+2a4-2a2+4
18、y-1y-2y-320、(x2)(x-3-x(x-2)
17、3x2+2x+12x2+3x-1
19、(a-4)a3-(2a1)(a-3r
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