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Question 13

Use your calculator to work out

sin⁡70∘+cos⁡20∘cos⁡70∘+tan⁡20∘ \frac{\sin 70^\circ + \cos 20^\circ}{\cos 70^\circ + \tan 20^\circ} cos70∘+tan20∘sin70∘+cos20∘​
a.

Write down all the figures on your calculator display.

[2]
b.

Write your answer to part (a) correct to 3 decimal places.

[1]

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