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Q27: Question – Paper 1 – November 2018
Q27: Question – Paper 1 – November 2018
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27)
Here is a sketch of y = cos x for values of x from 0° to 360°
27)
Here is a sketch of y = cos x for values of x from 0° to 360°
Not drawn
accurately
α° is an acute angle.
cos α° = k
27 a) Circle the value of cos (180° – α°)
[1 mark]
27 b) Circle the value of cos (360° + α°)
[1 mark]