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Question
Answer the following:
State the quadrant in which θ lies if sin θ > 0 and tan θ < 0
Solution
sin θ > 0
sin θ is positive in 1st and 2nd quadrants.
tan θ < 0
tan θ is negative in 2nd and 4th quadrants.
∴ θ lies in the 2nd quadrant.
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