February 2019 0 4 Report
Usuń nawiasy i zredukuj wyrazy podobne

(7-4b+3a)-(2a+4b-7)=

-(3x+2y+z)+(4x-3z-3y)+(-2y-3z+x)=

(3x+8y+z)-(4x+3y-2z)-(-2x+5y-5z)=

(2x^2+3x+4)-(-7+4x-3x^2)-(x^2-5x+2)=

(x^3+4x-2)+(-2x^3-3x+4)=


Dam naj!!!

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