Work out (3.15−0.28)2−4.076(3.15 - 0.28)^2 - 4.076(3.15−0.28)2−4.076
Write down all the figures on your calculator display.
Hence, work out 2((3.15−0.28)2−4.076)2\big((3.15 - 0.28)^2 - 4.076\big)2((3.15−0.28)2−4.076) without using your calculator.
192 exam-style questions on CCEA GCSE Maths Using a Calculator. Each one has a worked solution and a mark scheme showing where the marks go.