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Tanθ is positive and Sinθ is negative. In which quadrant does θ lies

Mathematics
JAMB 2018

Tanθ is positive and Sinθ is negative. In which quadrant does θ lies

  • A. Second only
  • B. Third only
  • C. Fourth only
  • D. First and third only
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Correct Answer: Option B
Explanation

  First quadrant: Sin, Cos and Tan are all positive

  Second quadrant: Sin is positive, Cos is negative and Tan is negative

  Third quadrant: Tan is positive, Sin is negative and Cos is negative

  Fourth quadrant: Cos is positive, Sin is negative and Tan is negative

  The correct option is the third quadrant only where Tanθ is positive and Sinθ is negative

There is an explanation video available below.


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Explanation Video

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