A curve has the equation y=2x3−12x2+18x+5y = 2x^3 - 12x^2 + 18x + 5y=2x3−12x2+18x+5
The curve has a local minimum at PPP, find the coordinates of PPP.
Justify that P P\,P is a minimum point.
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.