80z^2 + 3 = (4z + 1)(20z + 4)
(3z + 0.5y)(9z^2 - 1.5zy + 0.25y^2)3z 9z^2 = 27z^33z (-1.5zy) = -4.5z^2y3z 0.25y^2 = 0.75zy^20.5y 9z^2 = 4.5yz^20.5y (-1.5zy) = -0.75zy^20.5y 0.25y^2 = 0.125y^3
Подсчет всех результатов:27z^3 - 4.5z^2y + 0.75zy^2 + 4.5yz^2 - 0.75zy^2 + 0.125y^3 = 27z^3 - 0.75z^2y + 4.5yz^2 + 0.125y^3
80z^2 + 3 = (4z + 1)(20z + 4)
(3z + 0.5y)(9z^2 - 1.5zy + 0.25y^2)
3z 9z^2 = 27z^3
3z (-1.5zy) = -4.5z^2y
3z 0.25y^2 = 0.75zy^2
0.5y 9z^2 = 4.5yz^2
0.5y (-1.5zy) = -0.75zy^2
0.5y 0.25y^2 = 0.125y^3
Подсчет всех результатов:
27z^3 - 4.5z^2y + 0.75zy^2 + 4.5yz^2 - 0.75zy^2 + 0.125y^3 = 27z^3 - 0.75z^2y + 4.5yz^2 + 0.125y^3