If f(x) = x³ – 3x² + 4, find stationary points: x = 0, 2 x = 1, 2 x = -1, 2 x = 1, 3 Calculus (Basic)
If y = x² sin x, dy/dx = ? 2x sin x + x² cos x 2x cos x + x² sin x x² cos x 2x sin x Calculus (Basic)
