JAMB Mathematics 2018 Paper

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