1.(-2x^2)^3+(-4x^3)^2-(-2x)^2×(-1/2x)^4 2.(2×10^2)^3×(-3×10^
1.(-2x^2)^3+(-4x^3)^2-(-2x)^2×(-1/2x)^4 2.(2×10^2)^3×(-3×10^6)^2
3.(1/2011×1/2010×1/2009×...×1/3×1/2×1)^2012×(2011×2010×2009×...×3×2×1)^2012
4.若m是正整数,求(-3)^m×(-1/3)^2m
5.已知n为正整数,且(x^2)^n=9,求(-1/3x^3n)^2-3(-x^2)^2n的值
6.已知x=2011,y=1/2011,求x^3×x^3m×(y^3)^m+1的值