1/4 (2x^2 + 4x -x -2 - 8x^2 + 8x +4x(x^2 -3x +1/2 x - 3/2) +3)=
1/4 (2x^2 + 4x -x -2 - 8x^2 + 8x +4x^3 -12x^2 +2x^2 - 6x +3)=
1/4 (4x^3 - 16x^2 + 5x + 1)
1/4 ( 4*(-0.2)^3 - 16(-0.2)^2 + 5(-0,2) + 1)
1/4 ( -4*0.008 - 16*0,04 -1 +1)
1/4( -0,032 - 0,64) = -0,168
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1/4 (2x^2 + 4x -x -2 - 8x^2 + 8x +4x(x^2 -3x +1/2 x - 3/2) +3)=
1/4 (2x^2 + 4x -x -2 - 8x^2 + 8x +4x^3 -12x^2 +2x^2 - 6x +3)=
1/4 (4x^3 - 16x^2 + 5x + 1)
1/4 ( 4*(-0.2)^3 - 16(-0.2)^2 + 5(-0,2) + 1)
1/4 ( -4*0.008 - 16*0,04 -1 +1)
1/4( -0,032 - 0,64) = -0,168