pomocy Dawid: (y+2) do potegi trzeciej − (2y+3) do potegi drugiej −(y+4) do potegi drugiej+4(y−2)(y+2)

M:

Bo_ra: (y+2)³−(2y+3)²−(y+4)²+4(y²−4)= =y³+6y²+12y+8−(4y²+12y+9)−(y²+8y+16)+4y²−16 =y³+6y²+12y+8−4y²−12y−9−y²−8y−16+4y²−16 y³+(6y²−4y²−y²+4y²)+(12y−12y−8y)+(8−9−16−16) y³+5y²−8y−33