NECO Mathematics 2022 Objective — Question 50
Question 50 of 50 from the National Examinations Council (NECO) Mathematics 2022 Objective paper, with the correct answer and a full explanation.
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Solve: 6x^2 = 5x-1.
- A. x = 0, -10
- B. x = 0, -5
- C. x = 1/2, 1/3Correct
- D. x = 1/2, -1/3
Explanation
6x^2-5x+1=0. Factorizing: 6x^2-3x-2x+1=0, 3x(2x-1)-1(2x-1)=0, (3x-1)(2x-1)=0. So x=1/3 or x=1/2.
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