Search
.Management Sciences
A. -2, -1/2
B. 4, -1
C. 4, 1
D. -2, 5/2
Explanation:
2×2 + 4x + x + 2 = 0
2x(x + 2) + 1(x + 2) = 0
(x + 2)(2x + 1) = 0 => x = -2, -1/2
Related Mcqs:
- Find the roots of the quadratic equation: x2 + 2x – 15 = 0?
- A. -5, 3 B. 3, 5 C. -3, 5 D. -3, -5...
- Find the roots of the quadratic equation: 2×2 + 3x – 9 = 0?
- A. 3, -3/2 B. 3/2, -3 C. -3/2, -3 D. 3/2, 3...
- Find the value of a/b + b/a, if a and b are the roots of the quadratic equation x2 + 8x + 4 = 0?
- A. 15 B. 14 C. 24 D. 26...
- I. a3 – 988 = 343,
II. b2 – 72 = 49 to solve both the equations to find the values of a and b?
- A. If a > b B. If a ≥ b C. If a < b D. If a ≤ b...
- I. a2 – 13a + 42 = 0,
II. b2 – 15b + 56 = 0 to solve both the equations to find the values of a and b?
- A. If a > b B. If a ≥ b C. If a < b D. If a ≤ b....
Recent Comments