CAT 2021 Slot 1 QA · Question 8
If r is a constant such that |x2 - 4 x - 13| = r has exactly three distinct real roots, then the value of r is
- A.15
- B.18
- C.17
- D.21
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Show answerIf r is a constant such that |x2 - 4 x - 13| = r has exactly three distinct real roots, then the value of r is
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