北师大版七年级数学下册计算题专项训练 36Word下载.docx
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x)6÷
x)3
(-3a3•b2)3
b•(-2b)2(b2)3
(-y2)3÷
y4
a2n+1÷
a2n-1
(x4)n+1÷
x2n
105×
104÷
10-4
8×
2-5
(
)0÷
)-2
)3
-(a+b)3•(a+b)3
(-3m2)3
x)2
(-3a2•b4)2
(-y2)4÷
y5
a3n-1
105÷
10-2
32×
2-2
)-4
)2•(-
-(a+b)3•(a+b)2
(-3a4)2
x)5÷
(-2a2•b3)2
a3n+1÷
x3n
10-3
16×
2-1
)4•(-
-(a+b)2•(a+b)3
(-2x3)2
b•(-2b)2(b3)2
(x2)n+1÷
103×
102÷
10-5
2-3
)-3
(-2b4)3
(-2a2•b4)2
b•(-3b)3(b3)3
(-y3)3÷
y6
102×
103÷
-(a+b)4•(a+b)2
(-2m4)3
x)4÷
(-3a3•b3)3
b•(-2b)2(b3)3