WAEC Mathematics 2020 Objective — Question 48
Question 48 of 50 from the West African Examinations Council (WAEC) Mathematics 2020 Objective paper, with the correct answer and a full explanation.
Advertisement
The graphs of the equations y=2x+5 and y=2x^2+x-1 are shown. Find the points of intersection of the two graphs.
- A. (2.0, 9.0) and (-1.5, 2.0)Correct
- B. (2.0, 8.5) and (-1.5, 1.0)
- C. (2.0, 8.0) and (-1.5, 2.5)
- D. (2.0, 7.5) and (-1.5, 3.5)
Explanation
Reading from the graph of the two equations plotted together, the curves intersect at approximately (2.0, 9.0) and (-1.5, 2.0).
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.