Wiedząc , że W(x)=5x^3-x^2+x P(x)=x^3+3x-2x+1
wykonaj działania:a)W(x) - P(x) b) P(x) + W(x)
5x^3-x^2+x - ( x^3+3x-2x+1)=5x^3-x^2+x - x^3-3x+2x-1 = 4x^3 -x^2 -1
5x^3-x^2+x + x^3+3x-2x+1= 6x^3 -x^2 +2x +1
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5x^3-x^2+x - ( x^3+3x-2x+1)=5x^3-x^2+x - x^3-3x+2x-1 = 4x^3 -x^2 -1
5x^3-x^2+x + x^3+3x-2x+1= 6x^3 -x^2 +2x +1