The curve has equation y=x4+x2\displaystyle y = \frac{x}{4+x^2}y=4+x2x.
Find the coordinates of the stationary points of the curve and determine the nature of the stationary points.
115 exam-style questions on CCEA A Level Maths 1.6 Differentiation, covering 1.6.1 Differentiation, 1.6.2 Differentiation, 1.6.3 Differentiation, 1.6.4 Differentiation, 1.6.5 Differentiation, 1.6.6 Differentiation, and 1.6.7 Differentiation. Each one has a worked solution and a mark scheme showing where the marks go.