JAMB Mathematics 2017 Objective — Question 23
Question 23 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2017 Objective paper, with the correct answer and a full explanation.
Advertisement
Find the determinant of |1 0 1; 1 1 0; 0 1 2|.
- A. A. 3Correct
- B. B. 6
- C. C. 4
- D. D. 5
Explanation
Expanding along the first row: 1(1x2-0x1) - 0 + 1(1x1-1x0) = 2 + 1 = 3.
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.