NECO Mathematics 2025 Objective — Question 33
Question 33 of 60 from the National Examinations Council (NECO) Mathematics 2025 Objective paper, with the correct answer and a full explanation.
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If a=-4, b=6 and c=-3, find the value of 3ac/(b^2-c^2).
- A. 1 1/3Correct
- B. 5/8
- C. 3/5
Explanation
3ac = 3x(-4)x(-3) = 36. b^2-c^2 = 36-9 = 27. 36/27 = 4/3 = 1 1/3.
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