25. The integer k for which the inequali...

25. The integer k for which the inequality `x²-2(4k-1)x +15k²- 2k-7 > 0 is valid for any real x is
(a) 2
(b) 3
(c) 4
(d) infinite

A

2

B

3

C

4

D

0

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The correct Answer is:

B

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