JAMB Mathematics 2023 Objective — Question 40
Question 40 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2023 Objective paper, with the correct answer and a full explanation.
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For what values of y is the expression (6y-1)/(y²-y-6) undefined?
- A. 0,1
- B. 3,2
- C. -3,2Correct
- D. 3,-4
Explanation
Denominator zero: y²-y-6=0 ⇒ (y+2)(y-3)=0 ⇒ y=-2 or 3.
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