Inequalities Jamb Mathematics Past Questions
Question 11
If y = x\(^2\) - x - 12, find the range of values of x for which y \( \geq \) 0
- A. x 4
- B. x \( \leq \) -3 or x \( \geq \) 4
- C. -3
- D. -3 \( \leq \) x \( \leq \) 4
Question 12
The solution of the quadratic inequality (x
+ x - 12) ≥ 0 is
- A. x ≥ -3 or x ≤ 4
- B. x ≥ 3 or x ≥ -4
- C. x ≤ 3 or x v -4
- D. x ≥ 3 or x ≤ -4
Question 13
Solve the inequalities -3(x - 2) < -2(x+3)
- A. x > 12
- B. x < 12
- C. x > -12
- D. x < -12
Question 14
Find the range of values of x which satisfy the inequalities 4x - 7 \(\leq\) 3x and 3x - 4 \(\leq\) 4x
- A. -4 \(\leq\) x \(\leq\) 7
- B. -7 \(\leq\) x \(\leq\) 4
- C. x \(\geq\) -7
- D. -7 \(\leq\) x \(\leq\) 6
Question 15
Solve the quadratic inequalities x\(^2\) - 5x + 6 ≥ 0
- A. x ≤ 2, x ≥ 3
- B. x ≤ 3, x ≥ 2
- C. x ≤ -2, x ≥ -3
- D. x ≤-3, x ≥ 2
