An angle in radians
An angle in radians
5 marks
TGM Original
Find the exact values of all six trigonometric functions at 17 pi4. State any undefined values and identify the terminal quadrant or axis.
Solution:
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Answer:\(\sin\left(\dfrac{17 \pi}{4}\right)=\dfrac{\sqrt{2}}{2}\); \(\cos\left(\dfrac{17 \pi}{4}\right)=\dfrac{\sqrt{2}}{2}\); \(\tan\left(\dfrac{17 \pi}{4}\right)=1\); \(\operatorname{cosec}\left(\dfrac{17 \pi}{4}\right)=\sqrt{2}\); \(\sec\left(\dfrac{17 \pi}{4}\right)=\sqrt{2}\); \(\cot\left(\dfrac{17 \pi}{4}\right)=1\). Terminal quadrant I.
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