For which real x is x² − 2x − 3 > 0?
A−1 < x < 3
Bx < −1 or x > 3
Cx > 3 only
Dx < −1 only
Answer & Solution
Correct answer: B. x < −1 or x > 3
The roots are −1 and 3, and an upward parabola is positive outside them.
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