-4(x^2n-1)^3*(b^2)^3n+(b^3)^2n*(x^3)^2n-1
问题描述:
-4(x^2n-1)^3*(b^2)^3n+(b^3)^2n*(x^3)^2n-1
答
-4(x^2n-1)^3*(b^2)^3n+(b^3)^2n*(x^3)^2n-1
=-4x^(6n-3)*b^(6n)+x^(6n-3)*b^(6n)
=-3x^(6n-3)*b^(6n)