Use your calculator to work out
5.4tan48∘−cos48∘ \sqrt{\frac{5.4}{\tan 48^\circ - \cos 48^\circ}} tan48∘−cos48∘5.4Write down all the figures on your calculator display.
Write your answer to part (a) correct to 3 significant figures.
Practise WJEC GCSE Maths Using a Calculator with exam-style questions for Foundation and Higher tier. 56 questions, matched to the WJEC GCSE Maths (3320QD) specification and written in Unit 1, Unit 2 and Unit 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.