A) \(y = x^2 (1 - x)\) b) \(y = (Cx + 1)(x - 2)\) c) \(y = (2x + 3)(x^2 + 1)\) d) \(y = \sqrt{2c(2\alpha - 1)}\)

\(y = x^2 (1 - x)\)
b) \(y = (Cx + 1)(x - 2)\)
c) \(y = (2x + 3)(x^2 + 1)\)
d) \(y = \sqrt{2c(2\alpha - 1)}\)