-2-1)^3-4*(-2)*(-2+1)(-2-1)+3*(-2-1)((-2)^2-2+1)=
(-3)^3+8(-1)(-3)+3(-3)(4-2+1)=-27-8(-3)-9(3)=-27+24-27=--3-27=-30
-2-1)^3-4*(-2)*(-2+1)(-2-1)+3*(-2-1)((-2)^2-2+1)=
(-3)^3+8(-1)(-3)+3(-3)(4-2+1)=-27-8(-3)-9(3)=-27+24-27=--3-27=-30