If y = x 2 - x - 12, find the range of values of
MATHEMATICS
JAMB 2006
If y = x2 - x - 12, find the range of values of x for which y ≥ 0
- A. x< -3 0r x > 4
- B. x ≤ -3 or x ≥ 4
- C. -3< x ≥ 4
- D. -3 ≤ x ≤ 4
Correct Answer: B. x ≤ -3 or x ≥ 4
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