MCQOPTIONS
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MCQOPTIONS
| 1. |
If the roots of the quadratic equation x2 - x ln (a2 - 3a + 2) + a2 - 4 = 0 are of opposite signs. |
| A. | a ∈ (-2, 2) |
| B. | a ∈ (-∞, -2) ∪ (2, ∞) |
| C. | a ∈ (-∞, 1) ∪ (2, ∞) |
| D. | a ∈ (-2, 1) |
| Answer» C. a ∈ (-∞, 1) ∪ (2, ∞) | |