A rotated angle and its reciprocals
A rotated angle and its reciprocals
5 marks
TGM Original
Find the exact values of sin(-330), cos(-330), tan(-330), cosec(-330), sec(-330) and cot(-330). Explain why all six are positive.
Solution:
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Answer:\(\dfrac12,\ \dfrac{\sqrt3}{2},\ \dfrac{\sqrt3}{3},\ 2,\ \dfrac{2\sqrt3}{3},\ \sqrt3\); quadrant I.
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