g=18.4g = 18.4g=18.4 correct to 3 significant figures
h=7.326h = 7.326h=7.326 correct to 3 decimal places
By considering bounds, work out the value of f f\,f to a suitable degree of accuracy. Give a reason for your answer.
Hence, work out the value of 1f\dfrac{1}{f}f1 to a suitable degree of accuracy.
193 exam-style questions on Eduqas GCSE Maths Bounds. Each one has a worked solution and a mark scheme showing where the marks go.