Show that s−ut=12at2\displaystyle s - ut = \frac{1}{2}at^2s−ut=21at2
Hence make a a\,a the subject of the formula s=ut+12at2\displaystyle s = ut + \frac{1}{2}at^2s=ut+21at2
215 exam-style questions on OCR GCSE Maths Rearranging Harder Formulae. Each one has a worked solution and a mark scheme showing where the marks go.