The displacement of a particle is s=2t3−9t2+12ts=2t^3-9t^2+12ts=2t3−9t2+12t. Find its acceleration at each time when the particle is instantaneously at rest.
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.