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Given: cos θ > 0, csc θ < 0 Which quadrant does θ lie? A.) I B.) II C.) III D). IV
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3 votes
Given: cos θ > 0, csc θ < 0

Which quadrant does θ lie?

A.) I
B.) II
C.) III
D). IV

User Joekr
by
4.4k points

1 Answer

5 votes
Quadrant IV
Explanation:
Use the mnemonics CAST.
The Cosine ratio and its reciprocal are positive in the fourth quadrant.
All the other trigonometric ratios are negative in the fourth quadrant.
User Byungjoon Lee
by
4.1k points
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