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The set of values of k for which x^2 - k...

The set of values of k for which `x^2 - kx + sin^-1 (sin 4) > 0` for all real x is

A

No values of k is possible

B

`[-4(pi-4),4(pi-4)]`

C

`[0,1]`

D

All real values of k

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The correct Answer is:
A
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