WAEC Mathematics 2020 Objective — Question 27
Question 27 of 50 from the West African Examinations Council (WAEC) Mathematics 2020 Objective paper, with the correct answer and a full explanation.
Advertisement
If tan y is positive and sin y is negative, in which quadrant would y lie?
- A. First and Third only
- B. First and Second only
- C. Third onlyCorrect
- D. Second only
Explanation
Tan is positive in the 1st and 3rd quadrants; sine is negative in the 3rd and 4th quadrants. The only quadrant satisfying both conditions is the 3rd quadrant.
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.