(1)(-0.5)100×2101= _______;(2)(
ab)2=________;(3)-[-(
)3]2= ________.


下列计算中,不正确的是( )
A.2xy2•(﹣x)=﹣2x2y2 | B.6xy2÷2xy=3y |
C.(﹣2x2y)3=﹣6x6y3 | D.﹣2x+3x=x |
A.2xy2•(﹣x)=﹣2x2y2 | B.6xy2÷2xy=3y |
C.(﹣2x2y)3=﹣6x6y3 | D.﹣2x+3x=x |