题目内容

计算:
(1)
2x2y
3mn2
5m2n
4xy2
÷
5xym
3n

(2)(
a2
-b
)•(
c2
-ab
)÷(
bc
a

(3)(
2x
3y
)
2
•(
3y
4x
)
3

(4)(
a-b
ab
)
3
÷(b-a)2•(
ab
b-a
)
2

(5)(-
2a
b2
2•(
b2
4a4
3
(6)(
a
b
)÷(-ab4)•(
b2
a
)
3
(1)原式=
2x2y
3mn2
5m2n
4xy2
3n
5xym

=
5xm
6ny
3n
5xym

=
1
2y2


(2)原式=
ac2
b2
a
bc

=
a2c
b3


(3)原式=
4x2
9y2
27y3
64x3

=
3y
16x


(4)原式=
(a-b)3
a3b3
1
(a-b)2
a2b2
(a-b)2

=
a-b
a3b3
a2b2
(a-b)2

=
1
(a-b)ab


(5)原式=
4a2
b4
b6
64a12

=
b5
16a10


(6)原式=
a
b
1
-ab4
b6
a3

=
1
-b5
b6
a3

=-
b
a3
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网