Work out (2.75−0.24)2−1.2345(2.75 - 0.24)^2 - 1.2345(2.75−0.24)2−1.2345
Write down all the figures on your calculator display.
192 exam-style questions on OCR GCSE Maths Using a Calculator. Each one has a worked solution and a mark scheme showing where the marks go.